Question

If f(x) = x + 7 and f(g(2)) = 3, which of the following

functions could be g(x)?
a) x-6
b) x+6
c) 3x - 1
d) 2x - 1

Answer 1

A. x - 6

f(g(2)) =
f(2-6) =
f(-4) =
-4+7 =
3 :)