Find f(g(x)) f(x)=x^3-13 , g(x)=x

$f (x) = x^{3} - 13$ , $g (x) = x$

Step 1

Set up the composite result function.

$f (g (x))$

Step 2

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

$f (x) = {(x)}^{3} - 13$

Step 3

Remove parentheses.

$f (x) = x^{3} - 13$