What is the derivative of sin−1(x)\sin^{-1}(x)sin−1(x) (arcsin)?
1/1−x21/\sqrt{1-x^2}1/1−x2
−1/1−x2-1/\sqrt{1-x^2}−1/1−x2
1/(1+x2)1/(1+x^2)1/(1+x2)
cos−1x\cos^{-1} xcos−1x