Algebra Examples

$f (x) = 3 x$ $y (x) = \frac{2}{x}$ $z (x) = \sqrt{x}$

Step 1

Set up the composite result function.

$y (f (x))$

Step 2

Evaluate $y (3 x)$ by substituting in the value of $f$ into $y$ .

$y (3 x) = \frac{2}{3 x}$