Question

Given the following functions f(x) and g(x), solve f[g(7)] and select the correct answer below:

f(x) = 4x + 21

g(x) = 2x + 2

16
49
85
784

Answer 1

@campbell_st

Answer 2

@e.mccormick @Elsa213

Answer 3

@ali2x2 @heretohelpalways

Answer 4

@ganeshie8 @thomaster

Answer 5

work "inside out"

Answer 6

find g(7) and use this value for x in f(x)

Answer 7

okay.

Answer 8

note that you will get the same result if you substitute the expression first then do the number last

Answer 9

x=7g-2
--------
2

Answer 10

@triciaal

Answer 11

no