Unit Test — Unit test Answers

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Which term completes the product so that it is the difference of squares?(−5x−3)(−5x+________)

A
−9
B
−3
C
3
D
9
22
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Zohar is using scissors to cut a rectangle with a length of 5x – 2 and a width of 3x + 1 out of a larger piece of paper. Which expression can be used to find the perimeter of the rectangle and what is the perimeter if x = 4?

A
(5x−2)+(3x+1); 31 centimeters
B
(5x−2)+(3x+1); 36 centimeters
C
2(5x−2)+2(3x+1); 62 centimeters
D
2(5x−2)+2(3x+1); 70 centimeters
23

The expression y2 – 10y + 24 has a factor of y – 4. What is another factor of y2 – 10y + 24?

A
y – 20
B
y – 14
C
y – 8
D
y – 6
24

Which monomials are perfect squares? Select three options.

A
6x2
B
9x8
C
17x9
D
25x12
E
36x16
25

What is the product of (2p + 7)(3p2 + 4p – 3)?

A
6p3 + 29p2 – 34p + 21
B
6p3 + 29p2 – 22p + 21
C
6p3 + 29p2 + 22p – 21
D
6p3 + 29p2 + 34p – 21

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