vladimircardenas2001 vladimircardenas2001

13-05-2020
Mathematics

contestada

35 points

if f(x)=5x^3 and g(x)=x+1, find (f*g)(x)

A. 5x^4+5x^3

B. 5x^3+1

C. 6x^3

D. 5x^4+1

Respuesta :

amna04352 amna04352

13-05-2020

Answer:

f(g(x)) = 5(g(x))³

= 5(x + 1)³

(fog)(x) = 5(x + 1)³

g(f(x)) = f(x) + 1

= 5x³ + 1

(gof)(x) = 5x³ + 1

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