The value at is .
Simplify (x-2)^2. Direction: Opens Up
Explanation: x2 +4x + 2 = 0 cannot be factored because there are no factors of 2 which add up to 4. Since ab is negative, a and b have the opposite signs. Related Symbolab blog posts. Related Symbolab blog posts. 22 2 2. Enter a problem Cooking Calculators. For a polynomial of the form ax2 +bx+ c a x 2 + b x + c, rewrite the middle term as a sum of two terms whose product is a⋅c = 4⋅−3 = −12 a ⋅ c = 4 ⋅ - 3 = - 12 and whose sum is b = 4 b = 4.
factor x^{2}-4x+4. Add and . Solve Using the Quadratic Formula x^2-4x-9=29.2. Step 2. en. Since a+b is negative, the negative number has greater absolute value than the positive. Step 1. Write the factored form using these integers.
Algebra. In this case, whose product is −32 - 32 and whose sum is −4 - 4. x^3-64. Step 2. Tap for more steps x(x−4) = 0 x ( x - 4) = 0 If any individual factor on the left side of the equation is equal to 0 0, the entire expression will be equal to 0 0. Step 2. Arithmetic. Get step-by-step answers and hints for your math homework problems. My Notebook, the Symbolab way.12.2. en.1.
Popular Problems Algebra Graph x^2-4x x2 − 4x x 2 - 4 x Find the properties of the given parabola.2. Substitute for in the equation. The only such pair is the
Linear equation. Factoring is the process Read More Save to Notebook! Sign in Free factoring calculator - Factor quadratic equations step-by-step
x^{2}-4x+1. x^2-x-2.1. Enter a problem Cooking Calculators. Step 1. High School Math Solutions - Radical Equation Calculator. The
x^{2}+4x=0. Advanced Math Solutions - Derivative Calculator, Implicit Differentiation. 4x = 2⋅x ⋅2 4 x = 2 ⋅ x ⋅ 2. If any individual factor on the left side of the equation is equal to , the entire expression will be equal to . Add 2 2 to both sides of the equation. en. Rewrite the equation in vertex form.
An example of a polynomial of a single indeterminate x is x² − 4x + 7. Limits. Simplify 4x*x^2.
x^{2}+4x+5=0. High School Math Solutions - Quadratic Equations Calculator, Part 3. 2^2. Move to the right side of the equation by adding to both sides. Rewrite the polynomial. Consider the form x2 + bx+c x 2 + b x + c. Rewrite 4x2 4 x 2 as (2x)2 ( 2 x) 2. Step 3. Enter a problem Cooking Calculators. Step 2. en. Related Symbolab blog posts. Tap for more steps Step 1. Tap for more steps Step 3. Add and . Just like running, it takes practice and dedication. Write as an equation.
Solve Using the Quadratic Formula x^2-4x-45=0. Just like numbers have factors (2×3=6), expressions have factors ((x+2)(x+3)=x^2+5x+6). An example with three indeterminates is x³ + 2xyz² − yz + 1.1. Tap for more steps Step 1. \sqrt{\left(x+2\right)^{2}}=\sqrt{1} Take the square root of both sides of the equation. Practice, practice, practice.-1,480 -2,240 -3,160 -4,120 -5,96 -6,80 -8,60 -10,48 -12,40 -15,32 -16,30 -20,24 . en. a=-5 b=1 .13. Enter a problem Cooking Calculators. Enter a problem Cooking Calculators. The result will be. To find a and b, set up a system to be solved.
x^2-4x-12. Add 4 to both sides of the equation : On the right hand side we have :
Find the Standard Form of the Parabola f(x)=x^2+4x.2. Factor x^2-4x+1. (x+2)(x− 2) ( x + 2) ( x - 2) Free math problem solver answers your algebra
Solve Quadratic Equation by Completing The Square. en. 2.
Factor x^2-4x+4. Expand using the FOIL Method. Directrix: y = −7 4 y = - 7 4. The final answer is . Step 3. Tap for more steps Step 1. Arithmetic. x2 − 4x = 7 x 2 - 4 x = 7. Tap for more
Algebra. Step 4. en. Step 1. Factor out the greatest common
Solve by Completing the Square x^2-4x=12. Factor x^2-4x-5. en. Subtract 2 from both sides of the equation. For chemistry, calculus, algebra, trigonometry, equation solving, basic math and more. Step 1. Factor using the AC method. To find a and b, set up a system to be solved. Since ab is negative, a and b have the opposite signs. Multiply by . Substitute the values , , and into the quadratic formula and solve for . Cooking Measurement Converter Cooking Ingredient Converter Cake Pan Converter See more. Cooking Measurement Converter Cooking Ingredient Converter Cake Pan Converter See more.
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Algebra. en. 4x = 2⋅(2x)⋅1 4 x = 2 ⋅ ( 2 x) ⋅ 1. Solving quadratics by factorizing (link to previous post) usually works just fine.3.1. A quadratic equation is a second degree polynomial having the general form ax^2 + bx + c = 0, where a, b, and c Read More. Tap for more steps Step 1. Step 5.
Two numbers r and s sum up to -4 exactly when the average of the two numbers is \frac{1}{2}*-4 = -2. Rewrite the equation in vertex form. Simultaneous equation. For chemistry, calculus, algebra, trigonometry, equation solving, basic math and more. Step 1. Step 1: If a ≠ 1, divide the equation through by a to have a unity coefficient as the leading coefficient. Quadratic equation The values of x that satisfy the …
Popular Problems Algebra Factor x^2-4x x2 − 4x x 2 - 4 x Factor x x out of x2 x 2. To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of b b. 4(x2x) 4 ( x 2 x) Multiply x2 x 2 by x x. Substitute the values a = 1 a = 1, b = 4 b = 4, and c = 4 c = 4 into the quadratic
Algebra. Simplify . Tap for more steps Step 1. Now the clever bit: Take the coefficient of x , which is 4 , divide by two, giving 2 , and finally square it giving 4. Since both terms are perfect squares, factor using the difference of squares formula, a2 −b2 = (a+b)(a−b) a 2 - b 2 = ( a + b) ( a - b) where a = x a = x and b = 2 b = 2. Tap for more steps Step 1. 4x2 − 4x + 1 4 x 2 - 4 x + 1. Example: Find the critical numbers of the function 4x^2 + 8x.13. (b 2)2 = (−2)2 ( b 2) 2 = ( - 2) 2. Algebra. x⋅x+x⋅ −4 x ⋅ x + x ⋅ - 4 Factor x x out of x⋅x+x⋅−4 x …
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Popular Problems Algebra Solve by Factoring x^2-4x=0 x2 − 4x = 0 x 2 - 4 x = 0 Factor x x out of x2 −4x x 2 - 4 x. a=-5 b=1 . Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework
To solve the equation, factor x^{2}+4x-480 using formula x^{2}+\left(a+b\right)x+ab=\left(x+a\right)\left(x+b\right).
Factor x^2-4x+4. High School Math Solutions – Quadratic Equations Calculator, Part 2. Over the next few weeks, we'll be showing how Symbolab Read More. The final answer is .11. Subtract 5 from both side of the equation : x2-4x = -5. x2 +4x+(4 2)2 = − 2+(4 2)2 = − 2+4 = 2 (x +2)2 = 2 square root both sides x + 2 = ± √2
Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. Rewrite the equation in vertex form. Add 4 to both sides of the equation : On the right hand side we have :.3. (x−5)(x+ 1) ( x - 5) ( x + 1)
x^{2}-4x-5. Just like running, it takes practice and dedication. Using the perfect square trinomial formula. You can also see that the midpoint of r and s corresponds to the axis of symmetry of the parabola represented by the quadratic equation y=x^2+Bx+C. Step 2. Enter a problem Cooking Calculators. Step 3.
To solve the equation, factor x^{2}-4x-5 using formula x^{2}+\left(a+b\right)x+ab=\left(x+a\right)\left(x+b\right). Add 4 to both sides of the equation : On the right hand side we have :
Factor x^{2}+4x+4. Rewrite the equation as 4x = y2 4 x = y 2. x2 − 4x = 2 x 2 - 4 x = 2 To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of b b. Just like running, it takes practice and dedication.
Algebra Examples. The only such pair is the
x^{2}+4x-12=0. Related Symbolab blog posts. The unknowing Read More. Tap for more steps Step 2. You can also see that the midpoint of r and s corresponds to the axis of symmetry of the parabola represented by the quadratic equation y=x^2+Bx+C.
99. Step 1. Middle School Math Solutions - Polynomials Calculator, Factoring Quadratics. Evaluate. x(x−4) x ( x - 4)
Free quadratic equation calculator - Solve quadratic equations using factoring, complete the square and the quadratic formula step-by-step
Popular Problems Algebra Solve by Factoring x^2-4x=0 x2 − 4x = 0 x 2 - 4 x = 0 Factor x x out of x2 −4x x 2 - 4 x.
2. Radical equations are equations involving radicals of any order.3. But what if the quadratic equation Read More. To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of b b.12.
Let f(x)=3x^2-4x+2. Rewrite 4x2 4 x 2 as (2x)2 ( 2 x) 2. Tap for more steps Direction: Opens Down. Cooking Measurement Converter Cooking Ingredient Converter Cake Pan Converter See more.1.
Simplify (x-2)^2.1. Solve by Completing the Square x^2-4x+20=0. Step 3. x^2-4x+24 is of the form ax^2+bx+c with a=1, b=-4 and
Algebra. Simplify and combine like terms. Rewrite as . Step 4. Math can be an intimidating subject. Directrix: y = −17 4 y = - 17 4. Related Symbolab blog posts. Enter a problem Cooking Calculators. Subtract 9 from both side of the equation : x2-4x = -9. Step 2. Add 2 to both side of the equation : x2-4x = 2. Step 2. Select a few x x values, and plug them into the equation to find the corresponding y y values. Factor using the AC method. Step 3.
left parenthesis, x, plus, 2, right parenthesis, left parenthesis, x, plus, 2, right parenthesis Solve algebra trigonometry statistics calculus matrices variables list
The steps below illustrate a step by step solution strategy to solving a quadratic equation using the completing the square method. Step 1. Find a pair of integers whose product is c c and whose sum is b b. High School Math Solutions - Quadratic Equations Calculator, Part 2. Cooking Measurement Converter Cooking Ingredient Converter Cake Pan Converter See more. Step 2. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. Solve your math problems using our free math solver with step-by-step solutions. Step 3. Write the factored form using these integers. Add and . Middle School Math Solutions – Polynomials Calculator, Factoring Quadratics.
Two numbers r and s sum up to 1 exactly when the average of the two numbers is \frac{1}{2}*1 = \frac{1}{2}. Simplify. Tap for more steps
Solve Quadratic Equation by Completing The Square. Add 2 to both side of the equation : x2+4x = 2. Step 2: Click the blue arrow to submit and see the result! The solve for x calculator allows you to enter your problem and solve the equation to see the result. Add 4 4 to both sides of the equation. Consider the form x2 + bx+c x 2 + b x + c.2. Rewrite 4 4 as 22 2 2. Factor x^2-4x-32.4.1 Factoring x2+4x+4 The first term is, x2 its coefficient is 1 . Set equal to and solve for . y2 = 4x y 2 = 4 x. Step 1. High School Math Solutions - Quadratic Equations Calculator, Part 2. Starting at $5. Solve by Completing the Square x^2+4x-11=0. You can also see that the midpoint of r and s corresponds to the axis of symmetry of the parabola represented by the quadratic equation y=x^2+Bx+C.
Algebra Factor 4x-x^2 4x − x2 4 x - x 2 Factor x x out of 4x 4 x.12. Now the clever bit: Take the coefficient of x , which is 4 , divide by two, giving 2 , and finally square it giving 4. (2x)2 − 4x+12 ( 2 x) 2 - 4 x + 1 2. How do you get X by itself? To get a variable by itself a combination of algebraic techniques is requiered.Linear equation Arithmetic Matrix Simultaneous equation Differentiation Integration Limits Solve your math problems using our free math solver with step-by-step solutions.3. Rewrite the equation in vertex form.stsop golb balobmyS detaleR . 100. Completing the square will be easier. English About; Popular Problems
x^{2}-4x+4=0. Add the term to each side of the equation. Select a few x x values, and plug them into the equation to find the corresponding y y values. Step 2. Simplify . Matrix.2. Rewrite 1 1 as 12 1 2. Example: 2x-1=y,2y+3=x. Quadratic equations such as this one can be solved by a new direct factoring method that does not require guess work. (b 2)2 = (−2)2 ( b 2) 2 = ( - 2) 2 Add the term to each side of the equation. Step 2.2. Step 2. Math can be an intimidating subject. Find the Vertex Form y=x^2-4x. Simplify.1 Factoring x2-14x
Two numbers r and s sum up to -4 exactly when the average of the two numbers is \frac{1}{2}*-4 = -2. Solve Using the Quadratic Formula x^2+4x=-4. \Delta=b^2-4ac=-12^2-4\left (4\right)\left (9\right) = 0 Δ = b2 −4ac = −122 − 4(4)(9) = 0. Use the quadratic formula to find the solutions. en.3. x = 0 x = 0 x−4 = 0 x - 4 = 0 Set x x equal to 0 0.
The critical points of the function calculator of a single real variable f(x) is the value of x in the region of f, which is not differentiable, or its derivative is 0 (f' (X) = 0). Get step-by-step answers and hints for your math homework problems. Add and .2 Solving x2-4x+5 = 0 by Completing The Square . 4x = y2 4 x = y 2. Limits. −6,2 - 6, 2. Write the factored form using these integers. Just like running, it takes practice and dedication. Rewrite 1 1 as 12 1 2. x2 − 4x = 6 x 2 - 4 x = 6. We will show examples of square roots; higher Read More.
Solve Using the Quadratic Formula x^2-4x+3=0. Enter a …
x2-4x+4 Final result : (x - 2)2 Step by step solution : Step 1 :Trying to factor by splitting the middle term 1. x2 − 4x − 6 = 0 x 2 - 4 x - 6 = 0. Step 2. 4x2 + 4x − 3 4 x 2 + 4 x - 3.
y = −x2 + 4x − 6 y = - x 2 + 4 x - 6. If you want Read More.1 Factoring x2-4x+4 The first term is, x2 its coefficient is 1 . x2 − 4x+22 x 2 - 4 x + 2 2.3.
x^{2}+4x-7=0. Apply the distributive property. y = x2 − 4x y = x 2 - 4 x. Find the properties of the given parabola. Add 4 to both sides of the equation : On the right hand side we have :
Matrix. Solving quadratics by factorizing (link to previous post) usually works just fine. If any individual factor on the left side of the equation is equal to , the entire
x2 − 4x = −2 x 2 - 4 x = - 2. Graph the parabola using its properties and the selected points. 5 problems similar to: x^2-7x+12. Add 4 to both sides of the equation : On the right hand side we have :
Algebra. Tap for more
Graph x^2-4x. Step 2. To find a and b, set up a system to be solved. The result will be.1. Enter a problem Cooking Calculators.4. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more. x2 − 4x − 5 x 2 - 4 x - 5. Step 3., < > ≤: ≥ ^ √: ⬅: : F _ ÷ | (* / ⌫ A: ↻: x: y = +-G
View solution steps Evaluate (x − 2)2 Graph Quiz Polynomial x2−4x+4 Similar Problems from Web Search x2 − 4x + 4 x2-4x+4 Final result : (x - 2)2 Step by step solution : Step 1 :Trying to factor by splitting the middle term 1. High School Math Solutions - Quadratic Equations Calculator, Part 1. The value at is . A quadratic equation has at most two solutions. Step 2.2 Solving x2-4x+9 = 0 by Completing The Square . Since a+b is positive, the positive number
Two numbers r and s sum up to 4 exactly when the average of the two numbers is \frac{1}{2}*4 = 2. x2 − 4x+22 x 2 - 4 x + 2 2. Consider the Step 1.2. 4x = 2⋅(2x)⋅1 4 x = 2 ⋅ ( 2 x) ⋅ 1. x2 + 4x+4 = 0 x 2 + 4 x + 4 = 0. Tap for more steps Step 1. Tap for more steps 4x2 − 2x+6x−3 4 x 2 - 2 x + 6 x - 3.
Two numbers r and s sum up to 4 exactly when the average of the two numbers is \frac{1}{2}*4 = 2. Step 3. You can also see that the midpoint of r and s corresponds to the axis of symmetry of the parabola represented by the quadratic equation y=x^2+Bx+C.a 2 )c a ( 4 - 2 b ± b - a2 )ca(4− 2b√±b− . Completing the square will be easier. Rewrite the equation in vertex form. y = (x− 2)2 −4 y = ( x - 2) 2 - 4.
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Apply the distributive property. Find critical numbers calculator for 4x^2 + 8x.11.ne .13. Factor 4x^2-4x+1. Add and .1. 4x ⋅ x2 4 x ⋅ x 2.13. x2 − 4x+2 = 0 x 2 - 4 x + 2 = 0. Enter a problem Cooking Calculators. Subtract from . To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of b b. Step 3. Related Symbolab blog posts. 4x2 − 4x + 1 4 x 2 - 4 x + 1. Write the factored form using these integers.
x^{2}-4x+6=0. Select a few x x values, and plug them into the equation to find the corresponding y y values. Related Symbolab blog posts. Check that the middle term is two times the product of the numbers being squared in the first term and third term. −6,2 - 6, 2. Just like numbers have factors (2×3=6), expressions have factors ((x+2)(x+3)=x^2+5x+6). Now the clever bit: Take the coefficient of x , which is 4 , divide by two, giving 2 , and finally square it giving 4.
To solve the equation, factor x^{2}-4x-5 using formula x^{2}+\left(a+b\right)x+ab=\left(x+a\right)\left(x+b\right).5. Use the quadratic formula to find the solutions. Limits. x2 − 4x+24 x 2 - 4 x + 24. Tap for more steps Step 2. Math can be an intimidating subject. Tap for more steps x = y2 4 x = y 2 4. Enter a problem Cooking Calculators. Graph the parabola using its properties and the selected points. Add 7 to both side of the equation : x2+4x = 7. Simplify and combine like terms. Then add the square of -2 to both sides of the equation. Step 1. 5 problems similar to: x^2+11x+24. A quadratic equation is a second degree polynomial having the general form ax^2 + bx + c = 0, where a, b, and c Read More. x2 − 4x + 20 = 0 x 2 - 4 x + 20 = 0. x=-1 x=-3 . Tap for more steps
Algebra.
What is Solve for x in math? Solve for x in math means finding the value of x that would make the equation true. Find a pair of integers whose product is c c and whose sum is b b.
Solve an equation, inequality or a system. en.13. …
Algebra. Factor x^2-4x-12. Factor x^2-4x-12. x2 + 4x − 11 = 0 x 2 + 4 x - 11 = 0. For math, science, nutrition, history
Solve by Completing the Square x^2-4x-2=0. Step 5. 4x ⋅ x2 4 x ⋅ x 2. Enter a problem Cooking Calculators.
Two numbers r and s sum up to 4 exactly when the average of the two numbers is \frac{1}{2}*4 = 2. Related Symbolab blog posts. The unknowing Read More.3.2 Solving x2+4x-7 = 0 by Completing The Square . Step 4. Enter a …
left parenthesis, x, plus, 2, right parenthesis, left parenthesis, x, plus, 2, right parenthesis Solve algebra trigonometry statistics calculus matrices variables list
The steps below illustrate a step by step solution strategy to solving a quadratic equation using the completing the square method. 4x2 + 4x − 3 4 x 2 + 4 x - 3. Integration. Add 6 6 to both sides of the equation.tcefreP sekaM ecitcarP . Step 2.4. Add 7 7 to both sides of the equation. Step 3. Substitute the values a
Graph y=x^2+4x-5. x2 − 4 x 2 - 4. Step 2. Matrix. Simplify 4x*x^2. You can also see that the midpoint of r and s corresponds to the axis of symmetry of the parabola represented by the quadratic equation y=x^2+Bx+C.
Solve by Completing the Square x^2-4x=0. Step 2: Click the blue arrow to submit and see the result! The solve for …
Solve an equation, inequality or a system. Factoring is the process Read More. Tap for more steps Step 1. Tap for more steps Step 2. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more. Step 3. But what if the quadratic equation Read More. Tap for more steps Step 2. Factor x^2-4x-5. Move x2 x 2. Step 3.2. Related Symbolab blog posts. Solve quadratic equations step-by-step.-1,21 -3,7 . Use the quadratic formula to find the solutions. Limits. x2 − 4x − 12 x 2 - 4 x - 12.1.1.
Solve by Factoring x^2+4x-5=0. Set equal to and solve for . Step 2. x⋅4−x2 x ⋅ 4 - x 2 Factor x x out of −x2 - x 2. Find the properties of the given parabola. Factoring is the process Read More. Complete the square for . Apply the distributive property. Step 2. Use the quadratic formula to find the solutions.00/month. a+b=-4 ab=1\times 3=3 . You write down problems, solutions and notes to go back Read More. Substitute the values , , and into the quadratic formula and solve for . The value at is . Step 5. x2 − 4x−5 = 0 x 2 - 4 x - 5 = 0. But what if the quadratic equation Read More. x2 − 4x − 2 = 0 x 2 - 4 x - 2 = 0. Apply the distributive property. Cooking Measurement Converter Cooking Ingredient Converter Cake Pan Converter See more. Step 1.1. Step 1.snoitanalpxe pets-yb-pets htiw snoitseuq krowemoh arbegla ruoy srewsna revlos melborp htam eerF
. Consider the form x2 + bx+c x 2 + b x + c. 1: 2: 3: 4: 5: 6: 7: 8: 9: 0. Solve your math problems using our free math solver with step-by-step solutions. x2 − 4x = 5 x 2 - 4 x = 5. Find the properties of the given parabola. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. Check that the middle term is two times the product of the numbers being squared in the first term and third term. To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of b b. x2−x−2 x 2 - x - 2.
factor x^{2}+4x+4. Subtract 20 20 from both sides of the equation.
Find the properties of the given parabola.
Algebra. Practice, practice, practice. x2 − 4x + 4 x 2 - 4 x + 4. Now the clever bit: Take the coefficient of x , which is 4 , divide by two, giving 2 , and finally square it giving 4. Enter a problem Cooking Calculators. Since ab is negative, a and b have the opposite signs.
Graph y=4x-x^2. Evaluate.1. If you want Read More.1. 3x^2-10x+8. x^2-8x+16.
x^{2}-4x-12. x^2-x-2.
Solve Using the Square Root Property x^2-4x+4=9.
x^{2}+4x-21.11. Practice Makes Perfect.
Solve Using the Quadratic Formula x^2-4x+3=0.
Factor x^{2}+4x-5. For a polynomial of the form ax2 +bx+ c a x 2 + b x + c, rewrite the middle term as a sum of two terms whose product is a⋅c = 4⋅−3 = −12 a ⋅ c = 4 ⋅ - 3 = - 12 and whose sum is b = 4 b = 4.2. Now the clever bit: Take the coefficient of x , which is 4 , divide by two, giving 2 , and finally square it giving 4. x⋅4+x(−x) x ⋅ 4 + x ( - x) Factor x x out of x⋅4+x(−x) x ⋅ 4 + x ( - x).
Solve your math problems using our free math solver with step-by-step solutions. Rewrite as . In this case, whose product is −5 - 5 and whose sum is −4 - 4. Learning math takes practice, lots of practice.12. You can also see that the midpoint of r and s corresponds to the axis of symmetry of the parabola represented by the quadratic equation y=x^2+Bx+C. Use the form , to find the values of , , and . Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more. Each new topic we learn has symbols and problems we have never seen.5.1.2 Solving x2+4x-2 = 0 by Completing The Square . x2 − 4x + 1 x 2 - 4 x + 1. Middle School Math Solutions - Polynomials Calculator, Factoring Quadratics. Use the quadratic formula to find the solutions.
Graph x^2+y^2-4x=0. Simultaneous equation. Step 5. See More Examples » x+3=5 1/3 + 1/4 y=x^2+1
Algebra Solve by Completing the Square x^2-4x-2=0 x2 − 4x − 2 = 0 x 2 - 4 x - 2 = 0 Add 2 2 to both sides of the equation. Step 3. Add 4 to both sides of the equation : On the right hand side we have
4x^{2}-x. 2. The final answer is the combination of both solutions.
Algebra. Consider the form x2 + bx+c x 2 + b x + c. Enter a problem Cooking Calculators. Factor x^2-4x+24. x2 + 4x − 4 = 8 x 2 + 4 x - 4 = 8.1.
Algebra. Add the term to each side of the equation. Add 2 2 and 1 1. Integration.2. Add 2 2 and 1 1. 100. Practice Makes Perfect. Learning math takes practice, lots of practice. Apply the distributive property. Related Symbolab blog posts. Simplify each term. x + 2 = ± √2. (2x)2 − 4x+12 ( 2 x) 2 - 4 x + 1 2. Enter a problem Cooking Calculators. Each new topic we learn has symbols and problems we have never seen. The final answer is the combination of both solutions. en. Tap for more steps x(x−4) = 0 x ( x - 4) = 0 If any individual …
The equation calculator allows you to take a simple or complex equation and solve by best method possible.
Two numbers r and s sum up to 4 exactly when the average of the two numbers is \frac{1}{2}*4 = 2. So, we differentiate the function to find out what is the point that reaches the maxima or
Algebra. Find the properties of the given parabola. Related Symbolab blog posts. Quiz. Subtract from . −5,1 - 5, 1. en. Substitute the values of , , and into the vertex form .
x^{2}+4x=0. Step 1. Solve your math problems using our free math solver with step-by-step solutions.
y=x^{2}-4x+4. Practice, practice, practice.
Jul 23, 2016 x = − 0. Tap for more steps Step 1. It can be solved by the method of completing the square or the quadratic formula. Step 2. Enter a problem Cooking Calculators. Tap for more steps 4x2+1 4 x 2 + 1. Simplify the right side. x2 − 4x − 12 x 2 - 4 x - 12. −5,1 - 5, 1. Factor. Add to both sides of the equation., < > ≤: ≥ ^ √: ⬅: : F _ ÷ | (* / ⌫ A: ↻: x: y = +-G
View solution steps Evaluate (x − 2)2 Graph Quiz Polynomial x2−4x+4 Similar Problems from Web Search x2 − 4x + 4 x2-4x+4 Final result …
x^{2}-x-6=0-x+3\gt 2x+1; line\:(1,\:2),\:(3,\:1) f(x)=x^3; prove\:\tan^2(x)-\sin^2(x)=\tan^2(x)\sin^2(x) \frac{d}{dx}(\frac{3x+9}{2-x}) (\sin^2(\theta))' \sin(120) \lim …
Graph y=x^2-4x-2. Add 5 to both side of the equation : x2+4x = 5. You can also see that the midpoint of r and s corresponds to the axis of symmetry of the parabola represented by the quadratic equation y=x^2+Bx+C. Find a pair of integers whose product is c c and whose sum is b b.
f (x) = x2 − 4x f ( x) = x 2 - 4 x.1.2. x2 − 2⋅x⋅2+22 x 2 - 2 ⋅ x ⋅ 2 + 2 2. Differentiation. Step 5.
x2+4x+4 Final result : (x + 2)2 Step by step solution : Step 1 :Trying to factor by splitting the middle term 1. Step 2. Tap for more steps Step 1.1. If you want Read More. (x−6)(x+ 2) ( x - 6) ( x + 2)
Get Step by Step Now. Tap for more steps Step 1.
Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals.
Popular Problems Algebra Factor x^2-4x x2 − 4x x 2 - 4 x Factor x x out of x2 x 2. Tap for more steps Direction: Opens Up. Tap for more steps 4x2+1 4 x 2 + 1. Step 2. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more. en. Solution. x2 − 4x = −20 x 2 - 4 x = - 20. Step 1.3. To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of . Add 4 to both sides of the equation : On the right hand side we have : 5 + 4 or, (5/1)+ (4/1)
derivative (x^2+4x)' en. To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of . Cooking Measurement Converter Cooking Ingredient Converter Cake Pan Converter See more. The value at is .
Algebra. Related Symbolab blog posts. The final answer is . Substitute the values a = 1 a = 1
Two numbers r and s sum up to -4 exactly when the average of the two numbers is \frac{1}{2}*-4 = -2. x(4−x) x ( 4 - x)
y = x2 − 4x − 2 y = x 2 - 4 x - 2. Move all terms to the left side of the equation and simplify
. (b 2)2 = (−2)2 ( b 2) 2 = ( - 2) 2. Consider the Step 1.2 Solving x2+4x-2 = 0 by Completing The Square . x2 − 2⋅x⋅2+22 x 2 - …
99. (x−5)(x+ 1) ( x - 5) ( x + 1)
x^{2}-4x-5. Tap for more steps Step 3.5. Complete the square for x2 −4x x 2 - 4 x. (b 2)2 = (2)2 ( b 2) 2 = ( 2) 2. Step 5. Solve the equation for .2. Step 2. Differentiation. Next add the constant term ( 1 a) to the right side of the
Algebra. Cancel the common factor of . Consider the Step 1.
x^{2}+4x+3=0. Learn the basics, check your work, gain insight on different ways to solve problems. Add 2 to both side of the equation : x2+4x = 2. On the last post we covered completing the square (see link). The More Items. Subtract 16 from both side of the equation : x2+4x = -16. −8,4 - 8, 4. Solve by Completing the Square x^2+4x-11=0.
Factor 4x^2+4x-3. Factoring is the process Read More. Math notebooks have been around for hundreds of years. Vertex: (2,−6) ( 2, - 6) Focus: (2,−23 4) ( 2, - 23 4) Axis of Symmetry: x = 2 x = 2. Integration. Practice, practice, practice. Step 3. The final answer is . Step 3. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. Back to top.00/month. The complete solution is the result of both the positive and negative portions of the solution. (2x)2 − 4x+1 ( 2 x) 2 - 4 x + 1. (b 2)2 = (−2)2 ( b 2) 2 = ( - 2) 2. Substitute the values a = 1 a = 1, b = −4 b = - 4, and c = 3 c = 3 into the quadratic formula and solve for x x. Related Symbolab blog posts. Related Symbolab blog posts. x2 − 4x − 2 = 0 x 2 - 4 x - 2 = 0. (b 2)2 = (2)2 ( b 2) 2 = ( 2) 2. Matrix. Related Symbolab blog posts. en. Integration. Move all terms to the left side of the equation and simplify. Simplify the left side.
Arithmetic. High School Math Solutions - Quadratic Equations Calculator, Part 2. The value at is . Add 4 to both sides of the equation : On the right hand side we have :
Solve Using the Quadratic Formula x^2-4x-2=0. Since the coefficient of x^2 is 1, the factors will be of the form: (x+a)(x+b) We will assume that a and b are integers. (x−6)(x+ 2) ( x - 6) ( x + 2)
Get Step by Step Now. Tap for more steps Step 1. To use the direct factoring method, the equation must be in the form x^2+Bx+C=0.mret driht dna mret tsrif eht ni derauqs gnieb srebmun eht fo tcudorp eht semit owt si mret elddim eht taht kcehC . x2 − 4x+1 x 2 - 4 x + 1. Find the properties of the given parabola. (x−8)(x+ 4) ( x - 8) ( x + 4)
Solve Quadratic Equation by Completing The Square. a^2+2ab+b^2= (a+b)^2,\:where\:a=\sqrt {4x^2}\:and\:b=\sqrt {9} a2 +2ab+b2 = (a+b)2
10x2-4x-32=0 Two solutions were found : x = -8/5 = -1. Step 2.
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You can also see that the midpoint of r and s corresponds to the axis of symmetry of the parabola represented by the quadratic equation y=x^2+Bx+C. Step 3. To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of b b. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more. Share. In this case, whose product is −5 - 5 and whose sum is −4 - 4. Practice, practice, practice.mrof xetrev ni noitauqe eht etirweR . x2 +4x+(4 2)2 = − 2+(4 2)2 = − 2+4 = 2. (2x)2 − 4x+1 ( 2 x) 2 - 4 x + 1. Tap for more steps x2 + 4x−12 = 0 x 2 + 4 x - 12 = 0.1. Reorder and . Step 1. Factor x2 − 4x−5 x 2 - 4 x - 5 using the AC method. x2 − 22 x 2 - 2 2. x2 − 4x − 7 = 0 x 2 - 4 x - 7 = 0. Step 2. For math, science, nutrition, history
x^{2} en. The unknowing Read More. Cancel the common factor of and . Tap for more steps Step 1.2 Solving x2+4x+16 = 0 by Completing The Square .1 Factoring x2-4x+4 The first term is, x2 its coefficient is 1 . Now consder the
Convert the inequality to an equation. x⋅x+x⋅ −4 x ⋅ x + x ⋅ - 4 Factor x x out of x⋅x+x⋅−4 x ⋅ x + x ⋅ - 4. Graph the parabola using its properties and the selected points. To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of .12. Factor 4x^2-4x+1. Step 2.1. Differentiation.2 Solving x2+4x-5 = 0 by Completing The Square . Write the factored form using these integers. Step 2.1. Step 1. Find a pair of integers whose product is c c and whose sum is b b. We've covered methods and rules to differentiate functions of the form y=f(x), where y is explicitly defined as Read More. (x +2)2 = 2 square root both sides. Step 5. Math can be an intimidating subject. Enter a problem Cooking Calculators.
Factor 4x^2+4x-3. Simultaneous equation. x2 − 4x − 9 = 29 x 2 - 4 x - 9 = 29. Tap for more steps Step 1. Related Symbolab blog posts. Copied to clipboard. To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of .1. en.1. Step 5. Factor x^2-4. Divide each term in 4x = y2 4 x = y 2 by 4 4 and simplify. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. Step 1. Solve your math problems using our free math solver with step-by-step solutions. Middle School Math Solutions - Equation Calculator. Enter a problem Cooking Calculators. Step 1. Since Δ < 0, x2 −4x +24 = 0 has 2 complex, non-real roots and x2 − 4x +24 has no linear factors with real coefficients. Use the quadratic formula to find the solutions. en. Tap for more steps 4x2 − 2x+6x−3 4 x 2 - 2 x + 6 x - 3. −b±√b2 −4(ac) 2a - b ± b 2 - 4 ( a c) 2 a. x2 − 4x + 24 x 2 - 4 x + 24. Related Symbolab blog posts. Step 1: If a ≠ 1, divide the equation through by a to have a unity coefficient as the leading coefficient. −b±√b2 −4(ac) 2a - b ± b 2 - 4 ( a c) 2 a.3. x2 − 4x − 5 x 2 - 4 x - 5. Step 2. x2 + 4x = 11 x 2 + 4 x = 11. If any individual factor on the left side of the equation is equal to , the entire expression will be equal to . x = + √2 −2 = or x = −
Algebra. Cooking Measurement Converter Cooking Ingredient Converter Cake Pan Converter See more. Find a pair of integers whose product is c c and whose sum is b b. Step 1. Find the properties of the given parabola. Factor using the AC method. Add 11 11 to both sides of the equation. Enter a problem Cooking Calculators. Step 1.
Algebra. en. Derivative Steps of: $$ ∂/∂x (4x^2
To solve the equation, factor x^{2}+4x-21 using formula x^{2}+\left(a+b\right)x+ab=\left(x+a\right)\left(x+b\right). Graph y^2=4x. Enter a problem Cooking Calculators.2. Just like numbers have factors (2×3=6), expressions have factors ((x+2)(x+3)=x^2+5x+6). Now the clever bit: Take the coefficient of x , which is 4 , divide by two, giving 2 , and finally square it giving 4. Vertex: (2,−4) ( 2, - 4) Focus: (2,−15 4) ( 2, - 15 4) Axis of Symmetry: x = 2 x = 2. Step 2. Cooking Measurement Converter Cooking Ingredient Converter Cake Pan Converter See more. Step 2. Find the properties of the given parabola. Welcome to our new "Getting Started" math solutions series. Factor x x out of 4x 4 x.2. Middle School Math Solutions - Polynomials Calculator, Factoring Quadratics. Tap for more steps
Solve Quadratic Equation by Completing The Square. Enter a problem Cooking Calculators.
Free math problem solver answers your algebra homework questions with step-by-step explanations. Vertex: (2,−2) ( 2, - 2) Focus: (2,−9 4) ( 2, - 9 4) Axis of Symmetry: x = 2 x = 2. Explanation: → x2 +2⋅(−2)x+(−2)2 = 10+(−2)2 x2-4x=192 Two solutions were found : x = 16 x = -12 Rearrange: Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation :
Two numbers r and s sum up to 4 exactly when the average of the two numbers is \frac{1}{2}*4 = 2. Solving quadratics by factorizing (link to previous post) usually works just fine. 4±√(−4)2 − 4⋅(1⋅3) 2⋅1 4 ± ( - 4
Solve by Factoring x^2+4x-21=0. Consider the form x2 + bx+c x 2 + b x + c. Tap for more steps Direction: Opens Up Vertex: (2,−4) ( 2, - 4) Focus: (2,−15 4) ( 2, - 15 4) Axis of Symmetry: x = 2 x = 2 Directrix: y = −17 4 y = - 17 4
What do you want to calculate? Calculate it! Examples: 1+2 , 1/3+1/4 , 2^3 * 2^2 (x+1) (x+2) (Simplify Example), 2x^2+2y @ x=5, y=3 (Evaluate Example) y=x^2+1 (Graph Example), 4x+2=2 (x+6) (Solve Example) Algebra Calculator is a calculator that gives step-by-step help on algebra problems. If any individual factor on the left side of the equation is equal to , the entire expression will be equal to . Tap for more steps Step 1. x^{2}+4x+16. x⋅x−4x x ⋅ x - 4 x Factor x x out of −4x - 4 x. Step 3. en. −b±√b2 −4(ac) 2a - b ± b 2 - 4 ( a c) 2 a. Learning math takes practice, lots of practice.2.
Graph y=x^2-4x-3. Tap for more steps (x−2)2 −4 ( x - 2) 2 - 4. Solve in one variable or many.
An example of a polynomial of a single indeterminate x is x² − 4x + 7. x2−x−2 x 2 - x - 2.
Algebra.1. But what if the quadratic equation Read More. In general, when x^{2}+bx+c is a perfect square, it can always be factored as \left(x+\frac{b}{2}\right)^{2}. Consider the vertex form of a parabola. Write the factored form using these integers. To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of b b. Cancel the common factor. 4(x2x) 4 ( x 2 x) Multiply x2 x 2 by x x. Related Symbolab blog posts.
Two numbers r and s sum up to 2 exactly when the average of the two numbers is \frac{1}{2}*2 = 1. Rewrite the polynomial. Example: 2x-1=y,2y+3=x. Each new topic we learn has symbols and problems we have never seen. Related Symbolab blog posts. In this case, whose product is −12 - 12 and whose sum is −4 - 4. Since ab is negative, a and b have the opposite signs. An example with three indeterminates is x³ + 2xyz² − yz + 1.
The factors are (x+3) and (x+1) We are asked for factorise: x^2+4x+3 First notice that the function is a quadratic and so will have two factors. en. x+2=1 x+2=-1 . Factor the perfect trinomial square into . x = 0 x = 0
The equation calculator allows you to take a simple or complex equation and solve by best method possible. Add the term to each side of the equation. Graph the parabola using its properties and the selected points. Differentiation. If any individual factor on the left side of the equation is equal to 0 0
x ^ 2 -4x +13 = 0. Quadratic equation The values of x that satisfy the equation are called solutions of the equation, and roots or zeros of the expression on its left-hand side. Step 2. Simplify each term. Step 1. If you want Read More. 4±√(−4)2 −4 ⋅(1⋅−2) 2⋅1 4
Solve Quadratic Equation by Completing The Square. Step 2. Learn the basics, check your work, gain insight on different ways to solve problems. Step 3. High School Math Solutions - Quadratic Equations Calculator, Part 1.2. Enter a problem Cooking Calculators. en. r + s = 4 rs = 13. In other words x2 −4x + 24 is already in simplest terms for real coefficients. 3. Tap for more steps x2 − 4x−38 = 0 x 2 - 4 x - 38 = 0. Each new topic we learn has symbols and problems we have never seen. −b±√b2 −4(ac) 2a - b ± b 2 - 4 ( a c) 2 a. The x x values should be selected around
x^{2}-4x+\left(-2\right)^{2}=\left(-2\right)^{2} Divide -4, the coefficient of the x term, by 2 to get -2.1. It can be solved by the method of completing the square or the quadratic formula. x2 − 4x + 3 = 0 x 2 - 4 x + 3 = 0. Now, since this is a quadratic function, so it should have only one maxima or minima. The complete solution is the result of both the positive and negative portions of the solution. Learning math takes practice, lots of practice.1.3. Tap for more steps Direction: Opens Up.
Linear equation. Step 2. Expand using the FOIL Method. x⋅x−4x x ⋅ x - 4 x Factor x x out of −4x - 4 x. The unknowing Read More. High School Math Solutions – Quadratic Equations Calculator, Part 1. Substitute the values a = 1 a = 1, b = −4 b = - 4, and c = 2 c = 2 into the quadratic formula and solve for x x.
x^{2}-4x+6=0. Tap for more
Solve by Completing the Square x^2-4x-7=0. Tap for more steps Step 1. Starting at $5. Find the properties of the given parabola. Copy. 4x = 2⋅x ⋅2 4 x = 2 ⋅ x ⋅ 2. Next add the constant term ( 1 a) to the right side of the
Popular Problems. Solving quadratics by factorizing (link to previous post) usually works just fine.
x^{2}+4x+2=0.11. The final answer is . Step 4. Write the factored form using these integers. Since is on the right side of the equation, switch the sides so it is on the left side of the equation.600 x = 2 Step by step solution : Step 1 :Equation at the end of step 1 : ( (2•5x2) - 4x) - 32 = 0 Step 2 : Step 3 :Pulling out like x2-14x-32=0 Two solutions were found : x = 16 x = -2 Step by step solution : Step 1 :Trying to factor by splitting the middle term 1.
Graph y=x^2-4x-12. 2. You can also see that the midpoint of r and s corresponds to the axis of symmetry of the parabola represented by the quadratic equation y=x^2+Bx+C. en. A quadratic equation is a second degree polynomial having the general form ax^2 + bx + c = 0, where a, b, and c Read More.1. Multiply by . x^2-6x-160.1. (b 2)2 = (−2)2 ( b 2) 2 = ( - 2) 2. x2 −4x + 24 is of the form ax2 + bx + c with a = 1, b = − 4 and c = 24.
Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. Write the factored form using these integers.
Algebra. Factor using In this case, whose product is and whose sum is .3. Subtract 5 5 from both sides of the equation. Related Symbolab blog posts. x2 − 4x + 4 x 2 - 4 x + 4. Factor out the greatest common
Solve by Completing the Square x^2-4x=12. Add 2 2 to both sides of the equation. Graph the parabola using its properties and the selected points. Select a few x x values, and plug them into the equation to find the corresponding y y values. Step 3.1.pU snepO :noitceriD spets erom rof paT . The unknowing Read More. 2. 1: 2: 3: 4: 5: 6: 7: 8: 9: 0. Math can be an intimidating subject. −b±√b2 −4(ac) 2a - b ± b 2 - 4 ( a c) 2 a. You can also see that the midpoint of r and s corresponds to the axis of symmetry of the parabola represented by the quadratic equation y=x^2+Bx+C. To find a and b, set up a system to be solved.
Solve by Completing the Square x^2+4x=27. Step 2. Rewrite 4 4 as 22 2 2. Since a+b is negative, the negative number has greater absolute value than the positive. Subtract from both sides of the equation. Related Symbolab blog posts. Step 4. Apply the distributive property.
1 Answer. Set y y equal to the new right side. Related Symbolab blog posts. Step 1. Simultaneous equation. Solve Using the Quadratic Formula x^2+4x-4=8.
x^2-x-6=0; x^2-1=0; x^2+2x+1=3x-10; 2x^2+4x-6=0; Show More; Description.
Solve for x 4x=2. Step 1.3. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more. x^2+11x+24. Factoring is the process Read More. Practice Makes Perfect. 2. 2.1. 5 problems similar to: 3x^2-10x+8. Vertex: (2,−4) ( 2, - 4) Focus: (2,−15 4) ( 2, - 15 4) Axis of Symmetry: x = 2 x = 2.
Solve Quadratic Equation by Completing The Square.5. Just like numbers have factors (2×3=6), expressions have factors ((x+2)(x+3)=x^2+5x+6). Add 11 11 to both sides of the equation.
Go Examples Related Symbolab blog posts Middle School Math Solutions - Polynomials Calculator, Factoring Quadratics Just like numbers have factors (2×3=6), expressions have factors ( (x+2) (x+3)=x^2+5x+6). Now the clever bit: Take the coefficient of x , which is 4 , divide by two, giving 2 , and finally square it giving 4.1.3.586 or x = −3.3. Substitute the values a = 1 a = 1, b = −4 b = - 4, and c = −2 c = - 2 into the quadratic formula and solve for x x. x2 + 4x − 11 = 0 x 2 + 4 x - 11 = 0. Step 2. Find the properties of the given parabola. Step 3. Graph the parabola using its properties and the selected points. Cooking Measurement Converter Cooking Ingredient Converter Cake Pan Converter See more.
Factor x^{2} + 4x - 32. x2 − 4x − 32 x 2 - 4 x - 32. Enter a problem Cooking Calculators. x2 + 4 ax + 1 a = 0. Each new topic we learn has symbols and problems we have never seen. Factor x x out of −x2 - x 2. Set equal to and solve for . Use the quadratic formula to find the solutions. Find the properties of the given parabola. The complete solution is the result of both the positive and negative portions of the solution. Step 2.
Solve by Completing the Square x^2-4x-6=0. Divide each term in by . Since a+b is positive, the positive number has greater absolute value than the negative. In this case, whose product is −12 - 12 and whose sum is −4 - 4.
Solve by Factoring x^2+4x-21=0. Factor x x out of x⋅4+x(−x) x ⋅ 4 + x ( - x). Tap for more steps Step 3.11.
factor x^{2}+4x+3. Directrix: y = −25 4 y = - 25 4. Related Symbolab blog posts. 22 2 2. Tap for more steps (x−5)(x+ 1) = 0 ( x - 5) ( x + 1) = 0. 4±√(−4)2 − 4⋅
Algebra. Step 4. Move x2 x 2. It is pretty strait
The trinomial 4x^2-12x+9 4x2 −12x+9 is a perfect square trinomial, because it's discriminant is equal to zero. Hence, we need to find a and b such that the product of the factors is equal to the given quadratic function . Factor. Check that the middle term is two times the product of the numbers being squared in the first term and third term.2 Solving x2-4x-2 = 0 by Completing The Square . List all such integer
3.1. Related Symbolab blog posts. Directrix: y = −17 4 y = - 17 4. quadratic-equation-calculator.414 Explanation: x2 +4x + 2 = 0 cannot be factored because there are no factors of 2 which add up to 4. x2 − 4x = 2 x 2 - 4 x = 2. Step 2. x2 + 4x = −4 x 2 + 4 x = - 4.13. x2 + 4x = 11 x 2 + 4 x = 11. Write the factored form using these integers. 2^2.3. Divide by .1. Use the quadratic formula to find the solutions. Now the clever bit: Take the coefficient of x , which is 4 , divide by two, giving 2 , and finally square it giving 4. Rewrite 4 4 as 22 2 2. Graph the parabola using its properties and the selected points.4.
You take half of the number that's with the single x , and add the square of that to both sides. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. x2 + 4 ax + 1 a = 0.