\(\int {{{\sin }^2}xdx} = ?\)
\(\frac{1}{2}\left( {x + \sin 2x} \right) + c\) | |
\(\frac{1}{2}\left( {x - \frac{{\sin 2x}}{2}} \right) + c\) | |
\(\frac{1}{2}\left( {x - \sin 2x} \right) + c\) | |
\(\frac{1}{2}\left( {x + \frac{{\sin 2x}}{2}} \right) + c\) |