17-04-2017
Mathematics

contestada

PLEASE HELP ASAP
f(x)=2x+5
g(x)=x³
Find f(g(4))

Respuesta :

17-04-2017

1) Find g (4) by substituting 4 in place of x in g (x).
g(4) = 4^3 = 64

2) Substitute 64 in place of the x in f(x)
f(64) = 2(64) + 5
= 128 + 5
= 133

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