Question

$$\int\cdot\int\cdot x\ \sin\ 2x\ dx$$

Answer

$$int^2*x^2*d*sin(2*x)$$

Solution


Use Product Rule: \({x}^{a}{x}^{b}={x}^{a+b}\).
\[{int}^{2}{x}^{2}\sin{2x}d\]
Regroup terms.
\[{int}^{2}{x}^{2}d\sin{2x}\]