$\"\"$

The limit expression is $\"\"$ .

$\"\"$

$\"\"$ .

The limit of the expression is in indetermined form of $\"\"$ .

Apply L $\"\"$ Hopital $\"\"$ s Rule.

L $\"\"$ Hopital $\"\"$ s Rule: If $\"\"$ or $\"\"$ then $\"\"$ .

$\"\"$

$\"\"$ .

$\"\"$

$\"\"$ .