Algebra Examples

$f (x) = 7 x + 5$ ; $g (x) = x^{2}$

Step 1

Set up the composite result function.

$f (g (x))$

Step 2

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

$f (x^{2}) = 7 (x^{2}) + 5$

Step 3

Multiply $7$ by $x^{2}$ .

$f (x^{2}) = 7 x^{2} + 5$