Quiz about Quadratics Completing the Square

Question 1

Solve the equation by completing the square and then finding the roots.
$$x^2+10x=-9$$

Accepted Answer

-1 and -9

Answer

1 and -12

Answer

1 and -9

Answer

1 and -1

Question 2

Solve the equation by completing the square and finding the roots.

Accepted Answer

3 and -1

Answer

4 and -4

Answer

5 and -3

Answer

8 and -7

Question 3

What do you do to the 'b' value to correctly complete the square?

Accepted Answer

divide by it 2, square the result, then add the result to both sides

Answer

square it and then add the result to both sides

Answer

divide it by 2, take the square root of it and then add the result to both sides

Answer

only divide it by 2 and add the result to both sides

Question 4

Solve by completing the square. Round to the nearest 10th. Hint: move the 5 FIRST, and you MUST have a leading coefficient of 1!

Accepted Answer

-3.6 and 1.6

Answer

-0.4 and -3.4

Answer

-2.3 and 4.3

Answer

no solution

Question 5

John is planning to build a rectangular garden and he wants the area of the garden to be represented by the quadratic equation $$x^2 + 10x + 16 = 0$$ . To determine the possible dimensions (x) of the garden, he needs to solve this equation. Complete the square to find the value of x.

Accepted Answer

$$x = -5 \pm \sqrt{9}$$

Answer

$$x = -5 \pm \sqrt{1}$$

Answer

$$x = 5 \pm \sqrt{9}$$

Answer

$$x = 5 \pm \sqrt{1}$$

Quadratics Completing the Square

20 questions

Solve the equation by completing the square and finding the roots.

What do you do to the 'b' value to correctly complete the square?

Solve by completing the square. Round to the nearest 10th. Hint: move the 5 FIRST, and you MUST have a leading coefficient of 1!

Lori is completing the square to solve the quadratic equation. Which equation is the result of correctly completing the square?

Solve by completing the square. Write the answer as #+-square root. k² − 12k + 23 = 0

Solve by completing the square. Write the answer as #+-square root.
x^2+4x-16=0

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Quadratics Completing the Square

20 questions

Solve the equation by completing the square and finding the roots.

What do you do to the 'b' value to correctly complete the square?

Solve by completing the square. Round to the nearest 10th. Hint: move the 5 FIRST, and you MUST have a leading coefficient of 1!

Lori is completing the square to solve the quadratic equation. Which equation is the result of correctly completing the square?​

Solve by completing the square. Write the answer as #+-square root. k2 − 12k + 23 = 0

Solve by completing the square. Write the answer as #+-square root. x^2+4x-16=0

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Lori is completing the square to solve the quadratic equation. Which equation is the result of correctly completing the square?

Solve by completing the square. Write the answer as #+-square root. k² − 12k + 23 = 0

Solve by completing the square. Write the answer as #+-square root.
x^2+4x-16=0