Quiz: Completing the Square

Question 1a of 12 ( 3 Completing the Square 148138 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 16

Question: What number must you add to complete the square? x2 + 8x = 11

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The correct answer is: 16.

Question 1b of 12 ( 3 Completing the Square 244748 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 9

Question: What number must you add to complete the square?

x2 + 6x = 15

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The correct answer is: 9.

Question 1c of 12 ( 3 Completing the Square 244749 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 4

Question: What number must you add to complete the square? x2 + 4x = 15

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The correct answer is: 4.

Question 2a of 12 ( 3 Completing the Square 148139 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 1

Question: What number must you add to complete the square? x2 + 2x = -1

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The correct answer is: 1.

Question 2b of 12 ( 3 Completing the Square 244750 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 36

Question: What number must you add to complete the square?

x2 + 12x = -3

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The correct answer is: 36.

Question 2c of 12 ( 3 Completing the Square 244751 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 49

Question: What number must you add to complete the square? x2 + 14x = -5

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The correct answer is: 49.

Question 3a of 12 ( 3 Completing the Square 148140 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 25

Question: What number must you add to complete the square?

x2 + 10x = 14

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The correct answer is: 25.

Question 3b of 12 ( 3 Completing the Square 244752 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 36

Question: What number must you add to complete the square?

x2 + 12x = 16

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The correct answer is: 36.

Question 3c of 12 ( 3 Completing the Square 244753 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 25

Question: What number must you add to complete the square?

x2 + 10x = 8

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The correct answer is: 25.

Question 4a of 12 ( 3 Completing the Square 148141 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 16

Question: What number must you add to complete the square?

x2 + 8x = -3

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The correct answer is: 16.

Question 4b of 12 ( 3 Completing the Square 244754 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 36

Question: What number must you add to complete the square? x2 + 12x = -5

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1st

Correct Feedback

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The correct answer is: 36.

Question 4c of 12 ( 3 Completing the Square 244755 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 49

Question: What number must you add to complete the square? x2 + 14x = -7

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The correct answer is: 49.

Question 5a of 12 ( 3 Completing the Square 148142 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 9

Question: What number must you add to complete the square?

x2 + 6x = 13

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The correct answer is: 9.

Question 5b of 12 ( 3 Completing the Square 244756 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 4

Question: What number must you add to complete the square? x2 + 4x = 12

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The correct answer is: 4.

Question 5c of 12 ( 3 Completing the Square 244757 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 25

Question: What number must you add to complete the square?

x2 + 10x = 15

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Correct Feedback

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The correct answer is: 25.

Question 6a of 12 ( 3 Completing the Square 148143 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 4

Question: What number must you add to complete the square? x2 + 4x = 5

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Correct Feedback

Global Incorrect Feedback

The correct answer is: 4.

Question 6b of 12 ( 3 Completing the Square 244758 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 1

Question: What number must you add to complete the square?

x2 + 2x = 9

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Correct Feedback

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The correct answer is: 1.

Question 6c of 12 ( 3 Completing the Square 244759 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 4

Question: What number must you add to complete the square?

x2 + 4x = 7

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Correct Feedback

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The correct answer is: 4.

Question 7a of 12 ( 3 Completing the Square 154294 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 36

Question: What number must you add to complete the square?

x2 + 12x = -9

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Correct Feedback

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The correct answer is: 36.

Question 7b of 12 ( 3 Completing the Square 244760 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 64

Question: What number must you add to complete the square?

x2 + 16x = -7

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The correct answer is: 64.

Question 7c of 12 ( 3 Completing the Square 244761 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 81

Question: What number must you add to complete the square?

x2 + 18x = -13

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The correct answer is: 81.

Question 8a of 12 ( 3 Completing the Square 154295 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 25

Question: What number must you add to complete the square?

x2 + 10x = 31

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The correct answer is: 25.

Question 8b of 12 ( 3 Completing the Square 244763 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 16

Question: What number must you add to complete the square?

x2 + 8x = 34

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Correct Feedback

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The correct answer is: 16.

Question 8c of 12 ( 3 Completing the Square 244764 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: 100

Question: What number must you add to complete the square?

x2 + 20x = 39

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The correct answer is: 100.

Question 9a of 12 ( 3 Completing the Square 148146 )

Maximum Attempts: 1

Question Type: Multiple Choice

Maximum Score: 2

Question: What number must you add to complete the square?

x2 + 12x = 40

Choice Feedback

A. 20

B. 5

*C. 36 Correct!

D. 20

Global Incorrect Feedback

The correct answer is: 36.

Question 9b of 12 ( 3 Completing the Square 244765 )

Maximum Attempts: 1

Question Type: Multiple Choice

Maximum Score: 2

Question: What number must you add to complete the square?

x2 + 16x = 3

Choice Feedback

A. 16

*B. 64 Correct!

C. 72

D. 36

Global Incorrect Feedback

The correct answer is: 64.

Question 9c of 12 ( 3 Completing the Square 244766 )

Maximum Attempts: 1

Question Type: Multiple Choice

Maximum Score: 2

Question: What number must you add to complete the square?

x2 + 24x = 17

Choice Feedback

*A. 144 Correct!

B. 12

C. 24

D. 36

Global Incorrect Feedback

The correct answer is: 144.

Question 10a of 12 ( 3 Completing the Square 148147 )

Maximum Attempts: 1

Question Type: Multiple Choice

Maximum Score: 2

Question: What number must you add to complete the square?

x2 + 10x = 0

Choice Feedback

A. 5

*B. 25 Correct!

C.

D. 3

Global Incorrect Feedback

The correct answer is: 25.

Question 10b of 12 ( 3 Completing the Square 244767 )

Maximum Attempts: 1

Question Type: Multiple Choice

Maximum Score: 2

Question: What number must you add to complete the square?

x2 + 18x = 0

Choice Feedback

A. 18

B. 36

C. 1

*D. 81 Correct!

Global Incorrect Feedback

The correct answer is: 81.

Question 10c of 12 ( 3 Completing the Square 244768 )

Maximum Attempts: 1

Question Type: Multiple Choice

Maximum Score: 2

Question: What number must you add to complete the square?

x2 + 22x = 0

Choice Feedback

A. 11

B. 56

*C. 121 Correct!

D. 22

Global Incorrect Feedback

The correct answer is: 121.

Question 11a of 12 ( 3 Completing the Square 312470 )

Maximum Attempts: 1

Question Type: Multiple Choice

Maximum Score: 2

Question: What number must you add to complete the square?

x2 - 4x = 1

Choice Feedback

A. -2

B. -4

C. 1

*D. 4 Correct!

Global Incorrect Feedback

The correct answer is: 4.

Question 11b of 12 ( 3 Completing the Square 312471 )

Maximum Attempts: 1

Question Type: Multiple Choice

Maximum Score: 2

Question: What number must you add to complete the square?

x2 - 4x = 1

Choice Feedback

A. -2

B. -4

C. 1

*D. 4 Correct!

Global Incorrect Feedback

The correct answer is: 4.

Question 11c of 12 ( 3 Completing the Square 312472 )

Maximum Attempts: 1

Question Type: Multiple Choice

Maximum Score: 2

Question: What number must you add to complete the square?

x2 - 4x = 1

Choice Feedback

A. -2

B. -4

C. 1

*D. 4 Correct!

Global Incorrect Feedback

The correct answer is: 4.

Question 12a of 12 ( 3 Completing the Square 148149 )

Maximum Attempts: 1

Question Type: Multiple Choice

Maximum Score: 2

Question: What number must you add to complete the square?

x2 + 26x = 68

Choice Feedback

*A. 169 Correct!

B. 9

C. 13

D. 26

Global Incorrect Feedback

The correct answer is: 169.

Question 12b of 12 ( 3 Completing the Square 244812 )

Maximum Attempts: 1

Question Type: Multiple Choice

Maximum Score: 2

Question: What number must you add to complete the square?

x2 + 30x = 122

Choice Feedback

A. 22

B. 11

C. 24

*D. 225 Correct!

Global Incorrect Feedback

The correct answer is: 225.

Question 12c of 12 ( 3 Completing the Square 244814 )

Maximum Attempts: 1

Question Type: Multiple Choice

Maximum Score: 2

Question: What number must you add to complete the square?

x2 - 8x = 3

Choice Feedback

A. 8

B. 4

C. -4

*D. 16 Correct!

Global Incorrect Feedback

The correct answer is: 16.