AnswersAlgebraic Reasoning TSI 26-27 Supplemental Wk4Simplifying Polynomial Expressions

Simplifying Polynomial Expressions Answers

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1
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(6y2 + 4y + 5) – (3 – 7y + y2) = y2 + y +

Answer:

5

2
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(x – 7)(x + 3) =

A
x2 – 4x + 21
B
x2 – 4x – 21
C
x2 + 4x – 21
D
x2 + 4x + 21
3

(–4x3)2

A
16x5
B
16x6
C
16x9
D
–16x6

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