3.3.3

Quiz: Factoring a Difference of Squares

Question 1a of 15 ( 3 Factoring a Difference of Squares 144995 )

Maximum Attempts: 1

Question Type: Text Fill In Blank

Maximum Score: 2

Is Case Sensitive: false

Correct Answer: (x + 9)(x - 9), (x-9)(x+9)

Question: Factor the expression given below.

x2 - 81

Attempt Incorrect Feedback

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Global Incorrect Feedback

The correct answer is: (x + 9)(x - 9).

Question 1b of 15 ( 3 Factoring a Difference of Squares 244535 )

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Maximum Score: 2




http://courses.apexlearning.com/apps/AceWeb/showPreview.do?activityID=279537

x2 - 64


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Question 1c of 15 ( 3 Factoring a Difference of Squares 244536 )

Maximum Attempts: 1


Maximum Score: 2




x2 - 49


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Maximum Attempts: 1


Maximum Score: 2




x2 - 121


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Maximum Attempts: 1


Maximum Score: 2




x2 - 144


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Maximum Attempts: 1


Maximum Score: 2




x2 - 169


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Maximum Attempts: 1


Maximum Score: 2


Correct Answer: (3x + 2)(3x - 2), (3x-2)(3x+2)


9x2 - 4


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Correct Feedback


The correct answer is: (3x + 2)(3x - 2).


Maximum Attempts: 1


Maximum Score: 2


Correct Answer: (2x + 2)(2x - 2), (2x - 2)(2x + 2)


4x2 - 4


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Maximum Attempts: 1


Maximum Score: 2




9x2 - 16


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Maximum Attempts: 1


Maximum Score: 2




36x2 - 25


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Maximum Attempts: 1


Maximum Score: 2




25x2 - 36


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Maximum Attempts: 1


Maximum Score: 2




16x2 - 49


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Maximum Attempts: 1


Maximum Score: 2


Correct Answer: (2x + 3y)(2x - 3y), (2x-3y)(2x+3y)


4x2 - 9y2


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The correct answer is: (2x + 3y)(2x - 3y).


Maximum Attempts: 1


Maximum Score: 2




9x2 - 4y2


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Maximum Attempts: 1


Maximum Score: 2




16x2 - 25y2


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Maximum Attempts: 1


Maximum Score: 2


Correct Answer: (10A + 7B)(10A - 7B), (10A-7B)(10A+7B)


100A2 - 49B2


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The correct answer is: (10A + 7B)(10A - 7B).


Maximum Attempts: 1


Maximum Score: 2




121A2 - 64B2


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Maximum Attempts: 1


Maximum Score: 2




144A2 - 81B2


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Maximum Attempts: 1


Maximum Score: 2


Correct Answer: (5x + 2yz)(5x - 2yz), (5x-2yz)(5x+2yz)


25x2 - 4y2z2


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The correct answer is: (5x + 2yz)(5x - 2yz).


Maximum Attempts: 1


Maximum Score: 2




25x2 - 9y2z2


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The correct answer is: (5x + 3yz)(5x - 3xy).


Maximum Attempts: 1


Maximum Score: 2




4x2 - 25y2z2


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The correct answer is: (2x + 5yz)(2x - 5xy).


Maximum Attempts: 1


Maximum Score: 2


Correct Answer: (4AB^2 + 3CD)(4AB^2 - 3CD), (4AB^2-3CD)(4AB^2+3CD)

Question: Factor the expression given below. Enter exponents using the caret (^). For example, you would enter x2 as

x^2. 16A2B4 - 9C2D2


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The correct answer is: (4AB2 + 3CD)(4AB2 - 3CD).


Maximum Attempts: 1


Maximum Score: 2


Correct Answer: (3CD^2 + 4EF)(3CD^2 - 4EF), (3CD^2-4EF)(3CD^2+4EF)

Question: Factor the expression given below. Enter exponents using the caret (^). For example, you would enter x2 as x^2. 9C2D4 - 16E2F2


1st

Correct Feedback


The correct answer is: (3CD2 + 4EF)(3CD2 - 4EF).


Maximum Attempts: 1


Maximum Score: 2


Correct Answer: (5AB^2 + 4CD)(5AB^2 - 4CD), (5AB^2-4CD)(5AB^2+4CD)

Question: Factor the expression given below. Enter exponents using the caret (^). For example, you would enter x2 as x^2.

25A2B4 - 16C2D2


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The correct answer is: (5AB2 + 4CD)(5AB2 -

4CD).


Maximum Attempts: 1


Maximum Score: 2


Correct Answer: both, all, two, 2

Question: In a difference of squares problem, _____ terms must be perfect squares.


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The correct answer is: both.


Maximum Attempts: 1


Maximum Score: 2


Correct Answer: perfect

Question: In a difference of squares problem, both terms must be _____ squares.


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The correct answer is: perfect.


Maximum Attempts: 1


Maximum Score: 2


Correct Answer: squares, square

Question: In a difference of squares problem, both terms must be perfect _____.


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The correct answer is: squares.


Maximum Attempts: 1


Maximum Score: 2


Correct Answer: (A + B)(A - B), (A-B)(A+B)

Question: In general, how would you factor the polynomial A2 - B2?


1st

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The correct answer is: (A + B)(A - B).


Maximum Attempts: 1


Maximum Score: 2


Correct Answer: (C + D)(C - D), (C - D)(C + D)

Question: In general, how would you factor the polynomial C2 - D2?


1st

Correct Feedback


The correct answer is: (C + D)(C - D).


Maximum Attempts: 1


Maximum Score: 2


Correct Answer: (F + G)(F - G), (F-G)(F+G)

Question: In general, how would you factor the polynomial F2 - G2?


1st

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The correct answer is: (F + G)(F - G).


Maximum Attempts: 1


Maximum Score: 2




x2 - 1


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Maximum Attempts: 1


Maximum Score: 2




x2 - 1


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Maximum Attempts: 1


Maximum Score: 2




x2 - 1


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Maximum Attempts: 1

Question Type: True-False

Maximum Score: 2

Question: The following polynomial can be factored using the techniques of this section.

x2 + 16

Choice Feedback

A. True

*B. False Correct!


The correct answer is: False.


Maximum Attempts: 1


Maximum Score: 2


Choice Feedback

A. True

*B. False Correct!


The correct answer is: False.


Maximum Attempts: 1


Maximum Score: 2


Choice Feedback

*A. True Correct!

B. False


The correct answer is: True.


Maximum Attempts: 1


Maximum Score: 2


Correct Answer: 0, zero

Question: In the polynomial below, what number should replace the "?" to produce a difference of squares?

x2 + ?x - 25


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The correct answer is: 0.


Maximum Attempts: 1


Maximum Score: 2




x2 + ?x - 36


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Maximum Attempts: 1


Maximum Score: 2




x2 + ?x - 49


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Maximum Attempts: 1


Maximum Score: 2


Correct Answer: 4x^2 - 9

Question: Multiply the two binomials below to produce a difference of squares. Enter exponents using the caret (^). For example, you would enter 2 as x^2.

(2x + 3)(2x - 3)


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Correct Feedback


The correct answer is: 4x2 - 9.


Maximum Attempts: 1


Maximum Score: 2



Question: Multiply the two binomials below to produce a difference of squares. Enter exponents using the caret (^). For example, you would enter x2 as x^2. (3x + 4)(3x - 4)


1st

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Maximum Attempts: 1


Maximum Score: 2



Question: Multiply the two binomials below to produce a difference of squares. Enter exponents using the caret (^). For

example, you would enter x2 as x^2. (4x + 3)(4x - 3)


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Maximum Attempts: 1


Maximum Score: 2


Correct Answer: 9A^2 - 16B^2

Question: Multiply the two binomials below to produce a difference of squares. Enter exponents using the caret (^). For example, you would enter x2 as x^2.

(3A + 4B)(3A - 4B)


1st

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The correct answer is: 9A2 - 16B2.


Maximum Attempts: 1


Maximum Score: 2




(2A + 3B)(2A - 3B)


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Maximum Attempts: 1


Maximum Score: 2




(4A + 5B)(4A - 5B)


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3.3.3

Documents

global incorrect feedback

3x 2y

2x 3y

4x 5y

1st correct feedback

5x 3yz

2x 5yz

5x 2yz