61.6k views
1 vote
If f(g(x)) = 3x + 4 and g(x) = x + 2, then what is f(x)?

1 Answer

7 votes

Answer:

3x-2

Explanation:


f(x+2)=3x+4 \\ \\ f(x)=3(x-2)+4 \\ \\ =3x-6+4 \\ \\ =3x-2

User Fedor Gogolev
by
7.6k points