Algebra Examples

$g (n) = n + 3$ $f (n) = 3 n^{3} - 3 n$

Step 1

Set up the composite result function.

$g (f (n))$

Step 2

Evaluate $g (3 n^{3} - 3 n)$ by substituting in the value of $f$ into $g$ .

$g (3 n^{3} - 3 n) = (3 n^{3} - 3 n) + 3$

Step 3

Remove parentheses.

$g (3 n^{3} - 3 n) = 3 n^{3} - 3 n + 3$