$\"\"$

The integral is $\"\"$ .

Find the integral using trigonometric substitution.

Let $\"\"$ .

Differentiate on each side.

$\"\"$

$\"\"$ .

If $\"\"$ then $\"\"$ .

Substitute corresponding values in $\"\"$ .

$\"\"$

$\"\"$ $\"\"$ .

$\"\"$

$\"\"$ $\"\"$ .