" 22."" If ":cos^(16)x-sin^(64)x=1," then ":x=

If f(x)={{:(sin(cos^(-1)x)+cos(sin^(-1)x)",",xle0),(sin(cos^(-1)x)-cos(sin^(-1)x)",",xgt0):} then at x = 0

If y=(sin^(-1)x-cos^(-1)x)/(sin^(-1)x+cos^(-1)x)," then "(dy)/(dx)=

The values of x satisfying the system of equation 2^("sin" x + "cos"y) = 1, 16^("sin"^(2)x + "cos"^(2)y) =4 are given by

The values of x satisfying the system of equation 2^("sin" x - "cos"y) = 1, 16^("sin"^(2)x + "cos"^(2)y) =4 are given by

If sin x + sin^(2) x =1 " then " cos^(8) x + 2 cos^(6) x + cos^(4) x =

If sin x+cos x=1+sin x.cos x then x=

sin x+sin^(2)x=1, then value of cos^(6)x+cos^(2)x-sin x is

2cosx-cos3x-cos5x= ............... A) 16 cos ^(3) x sin ^(2) x B) 16 sin^(2) x cos ^(2) x C) 4 cos ^(2) x sin ^(2) x D) 4 sin ^(2) x cos ^(2)x

int (sin^(-1) x -cos^(-1)x)/(sin^(-1) x + cos^(-1)x) dx =