$\"\"$

\

The function is $\"\"$ .

\

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

\

$\"\"$ .

\

Product rule of derivatives: $\"\"$ .

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

$\"\"$

\

Observe the pattern of the above derivatives.

\

From that , we can write general form of odd derivatives.

\

$\"\"$ .

\

Substitute $\"\"$ in the above general form.

\

$\"\"$

\

$\"\"$

\

Therefore,

\

$\"\"$ .

\

$\"\"$

\

$\"\"$ .