Algebra Examples

$f (x) = \sqrt{- x}$ , $g (x) = 2 x - 5$

Step 1

Set up the composite result function.

$f (g (x))$

Step 2

Evaluate $f (2 x - 5)$ by substituting in the value of $g$ into $f$ .

$f (2 x - 5) = \sqrt{- (2 x - 5)}$