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

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

Step 1

Set up the composite result function.

$g (f (x))$

Step 2

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

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

Step 3

Multiply $2$ by $2$ .

$g (2 x) = 4 x$