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14-01-2020
Mathematics

contestada

Given f(x) = x − 7 and g(x) = x2 .

Find g(f(4)).

Respuesta :

14-01-2020

Answer:

-6

Step-by-step explanation:

g(f(x))= 2(x-7)

g(f(x))= 2x-14

plug in 4 for x

g(f(4))= 2×4-14

g(f(4))= 8-14

g(f(4))= -6

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