if y = sin^-1(cos x)+cos^-1(sin x) , prove that dy/dx =-2 Share with your friends Share 6 Sovan Ghosh answered this dy/dx = -sinx/sqrt(1-cos^2x) - cosx /sqrt(1- sin^2x) = -sinx /sinx - cosx / cosx =-1 -1 =-2 0 View Full Answer Urvashi Gupta answered this if y = sin^-1(cos x)+cos^-1(sin x) , prove that dy/dx =-2 5 Samriddhi answered this Please find this answer 3 Akshatmishra answered this Akshat Mishra class 12th PCM 2