Precalculus Examples

$f (x) = \sqrt{x^{2} - 1}$

Step 1

Graph the polynomial in order to determine the intervals over which it is increasing or decreasing.

Always Increasing

Step 2

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$