If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (c * d ) (x)? A ) 4x3 + 18x2 – 10x B ) x2 + 9x – 2 C ) 16x2 + 4x – 6 D ) 4x2 + 20x

asked Jan 14, 2017 175k views

3 votes

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (c * d ) (x)?

A ) 4x3 + 18x2 – 10x
B ) x2 + 9x – 2
C ) 16x2 + 4x – 6
D ) 4x2 + 20x – 2

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I hope this helps you

(c×d)(x)=(4x-2)(x^2+5x)

(c×d)(x)=4x^3+20x^2-2x^2-10x

(c×d)(x)=4x^3+18x^3-10x

Heitor Chang answered Jan 19, 2017

7.1k points

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