Derivative of 1 cosx 2 July 8, 2019 16 32 64 128 Derivative of 1 2 cos x 2 Derivative of sinx 1 cosx 2 Derivative of (x^2+1)cos x Derivative of (2x+1)^cosx Derivative of sin 2x 1 cosx The derivative of cos 1 sinx cosx root 2 Derivative of cos Derivative of cos inverse x Derivative of cos2y Derivative of inverse cosine