The function is $\"\"$ .

Differentiate the function with respect to $\"\"$ on each side.

$\"\"$

Sum and difference rule of derivative : $\"\"$ .

$\"\"$

Power rule of differentiation $\"\"$ .

$\"\"$

Constant multiple rule of derivatives: $\"\"$ .

$\"\"$ .

$\"\"$

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