A polynomial expression is shown below. (mx + 8) (2x − 4) The expression is simplified to: −6x^2 +28x − 32 What is the value of m? A. -4 B. -3 C. 3 D. 4

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asked Oct 28, 2019 232k views

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A polynomial expression is shown below. (mx + 8) (2x − 4)

The expression is simplified to: −6x^2 +28x − 32

What is the value of m?

A. -4

B. -3

C. 3

D. 4

Mathematics
high-school

SoCal asked

by SoCal

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1 Answer

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the answer is B. -3

mx x 2x = -6x^2
2mx^2 = -6x^2
2m = -6
m = -3

Annosz answered Nov 2, 2019

by Annosz

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