Sarah6Langley Sarah6Langley

12-09-2021
Mathematics

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Please help asap! Brainliest to correct

A) (Fog)(x)= ?
Domain= ?

B) (Gof)(x)= ?
Domain= ?

Simplify answers

Please help asap Brainliest to correct A Fogx Domain B Gofx Domain Simplify answers class=

Respuesta :

lynnkc2000 lynnkc2000

12-09-2021

Answer:

A. -∞<x<∞ B. -∞<x<∞

Step-by-step explanation:

f(x) = 8x - 5

g(x) = (x+5)/8

(f·g)(x) = f(g(x)) = 8 ((x+5)/8) - 5 = x+5-5 = x

(g·f)(x) = g(f(x)) = ((8x-5)+5) / 8 = 8x/8 = x

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