Question

Let f(x)=3x+5, g(x)=2^x
Find f(g(x))

Answer 1

The expression will be 3(2^x) + 5

Explanation:

In order to find the new expression, you have to let g(x) be the x :

`f(x) = 3x + 5`

`g(x) = {2}^(x)`

`fg(x) = 3( {2}^(x) ) + 5`