\"\"

\

The integral is \"\".

\

Consider \"\".

\

Apply derivative on each side with respect to \"\".

\

\"\"

\

\"\".

\

Substitute \"\" and \"\" in \"\".

\

\"\"

\

Apply trigonometry identity : \"\".

\

\"\"

\

\"\"

\

\"\"

\

\"\"

\

\"\".

\

Therefore, the statement is true.

\

\"\"

\

The statement is true.