Question

Integration of x. Sin2x dx ?

Answer 1

integration sin2x dx
= -1/2 cos 2x + c

By the formula

integration sin ax = - 1/a cos ax + c

Answer 2

$\huge{\mathfrak{❣\:Answer}}\\\\\sf \int (x^2 sin^2x)\:dx\\\\\bf\hookrightarrow{\underline{2xcos^2x}}$