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practice completing the square and discriminant

Authored by Rebecca HS]

Mathematics

9th Grade

CCSS covered

practice completing the square and discriminant
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25 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Complete the square for

x2 + 12x + ____

(find the missing number in the blank)

x2 + 12x + 144

x2 + 12x + 36

x2 + 12x - 36

x2 + +12x - 144

Tags

CCSS.HSA-REI.B.4B

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Complete the square for

x2 - 14x + ____

(find the missing value that goes in the blank)

- 196

49

- 49

28

Tags

CCSS.HSA-REI.B.4B

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Complete the square for

x2 + 6x + ____

(find the missing value that goes in the blank)

9

12

36

- 9

Tags

CCSS.HSA-REI.B.4B

4.

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

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Complete the square for

x2 + 12x + ____

(find the missing number in the blank)

x2 + 12x + 144

x2 + 12x + 36

x2 + 12x - 36

x2 + +12x - 144

Tags

CCSS.HSA-REI.B.4B

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Complete the square for

x2 - 14x + ____

(find the missing value that goes in the blank)

- 196

49

- 49

28

Tags

CCSS.HSA-REI.B.4B

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Complete the square for

x2 + 6x + ____

(find the missing value that goes in the blank)

9

12

36

- 9

Tags

CCSS.HSA-REI.B.4B

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