AK245 AK245
  • 17-04-2017
  • Mathematics
contestada

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

Respuesta :

Sxerks Sxerks
  • 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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