Find g(f(x)) f(x)=x+2 g(x)=x+2

$f (x) = x + 2$ $g (x) = x + 2$

Step 1

Set up the composite result function.

$g (f (x))$

Step 2

Evaluate $g (x + 2)$ by substituting in the value of $f$ into $g$ .

$g (x + 2) = (x + 2) + 2$

Step 3

Add $2$ and $2$ .

$g (x + 2) = x + 4$