AnswersNY-Algebra I Term 2 HillcrestFactoring Polynomials Completely

Factoring Polynomials Completely Answers

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Which is the completely factored form of 3x2 – 12x – 15?

3
3(x + 1)(x – 5)
3
3(x – 1)(x + 5)
(
(3x + 1)(x – 15)
(
(3x – 1)(x + 15)
2
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Which product of prime polynomials is equivalent to 3x4 – 81x?

3
3x(x – 3)(x2 – 3x – 9)
3
3x(x – 3)(x2 + 3x + 9)
3
3x(x – 3)(x – 3)(x + 3)
3
3x(x – 3)(x + 3)(x + 3)
3

Which polynomial is prime?

x
x2 + 7
x
x2 – 25
3
3x2 – 27
2
2x2 – 8
6

Which is the completely factored form of 4x3 + 10x2 – 6x?

2
2(x + 3)(2x – 1)
2
2x(x + 3)(2x – 1)
2
2x(x – 3)(2x – 1)
2
2(x – 3)(2x + 1)
7

Which product of prime polynomials is equivalent to 36x3 – 15x2 – 6x?

x
x(3x – 2)(4x + 1)
3
3x(3x – 2)(4x + 1)
3
3(x2 + 1)(4x – 1)
3
3(x2 + 1)(4x + 1)

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