Completing the Square

Completing the Square

9th Grade

15 Qs

quiz-placeholder

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Completing the Square

Completing the Square

Assessment

Quiz

Mathematics

9th Grade

Hard

CCSS
HSA-REI.B.4B

Standards-aligned

Created by

Anthony Clark

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

square it

divide it by 2 and square the result

divide it by 2 and take the square root of the result

divide it by 2 only

Tags

CCSS.HSA-REI.B.4B

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the first step to solving THIS equation by completing the square?
a2 + 10a + 21 = 0

Set the equation equal to zero

Divide 10 by 2 and add the result to both sides

Add a2 and 10a together

Subtract the 21

Tags

CCSS.HSA-REI.B.4B

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the following equation by completing the square:
n2 = 18n + 40

{11, -11}

{16, 2}

{20, -2}

{10, -4}

Tags

CCSS.HSA-REI.B.4B

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

To solve by completing the square, what needs to be moved in this equation?
x2 = 9 - 4x

the -4x

the 9

the x2

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When factoring
x2 - 4x + 4 = 20,
what goes in the blank?
(x - __ )2 = 20

4

2

8

20

Tags

CCSS.HSA-REI.B.4B

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

When do you use the plus or minus symbol?
±

After taking the square root of both sides

After adding the square to both sides

After taking half of b

After setting the equation equal to zero

Tags

CCSS.HSA-REI.B.4B

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Complete the square.
x2 + 6x + ____

x2 + 6x + 9

x2 + 6x - 36

x2 + 6x + 36

x2 + 6x - 9

Tags

CCSS.HSA-REI.B.4B

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