Find the derivative of `cos(sinx^2)`at `x = sqrt((pi)/(2))`.

Find the derivative of cos(x - pi/8)

Find the derivative of sinx+2cos2y=1.

Find the derivative of (x^2cos(pi/4))/(sinx)

Find the derivative of (x + sinx)/(x + cosx)

Find the derivative of (sinx)/(1+sinx) w.r.t., x

Find the derivatives of the following : (x^2 cos pi/4)/(sinx ) .

Find the derivatives of x^(3)sinx+2xcosx-2x sinx w.r.t x.

Use delta method to find the derivatives of the following : cos (x- pi/8) .

Find the derivatives of the following functions at the indicated points. sqrt(sin^4x^2 +cos^4x^2) at x = (sqrt(pi/2))

Find the derivatives of the following function e^(sqrt(sinx))