Question

cos^(-1) (sinx) dx ? intrgrate

Answer 1

${cos}^{ - 1} (sinx)$
${cos}^{ - 1} (cos( \frac{\pi}{2 } - x))$
$\frac{\pi}{2} - x$
Integrate
$\frac{\pi}{2} x - \frac{ {x}^{2} }{2} + c$
This is the required answer