If c(x) = 4x – 2 and d(x) = x2 5x, what is (cd)(x)? 4x3 18x2 – 10x x2 9x – 2 16x2 4x – 6 4x2 20x – 2

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13-03-2017
Mathematics

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If c(x) = 4x – 2 and d(x) = x2 5x, what is (cd)(x)? 4x3 18x2 – 10x x2 9x – 2 16x2 4x – 6 4x2 20x – 2

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Nirina7 Nirina7 · Answer 1 · 2017-03-20T12:52:58+01:00

Nirina7 Nirina7

20-03-2017

the main formula is (cd)(x)=c(x).d(x)
If c(x) = 4x – 2 and d(x) = x2 + 5x
so (cd)(x) = (4x – 2)(x2 + 5x)=4x^3+20x²-2x²-10x=4x^3+18x²-10x
so the answer is A: 4x^3+18x²-10x

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markagrasada markagrasada · Answer 2 · 2021-06-27T09:30:20+02:00

markagrasada markagrasada

27-06-2021

Answer:

Option A.

Step-by-step explanation:

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