Respuesta :

Nirina7

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
markagrasada

Answer:

Option A.

Step-by-step explanation:

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