Find the most general solution of `2^(1+|cosx|+|cos^2x|+|cos^3x|+...oo)=4`

Find the general solution for sin 2x + cos x =0

find the general solution for cos 4x = cos 2x

The general solution of cos x cos 6x =-1 is

The general solution of 4 sin^4 x + cos^4x= 1 is

Find the values of x in (-pi,pi) which satisfy the equation 8^(1+|cosx|+|cos^2x|+|cos^3 x|+........)=4^3

Find the integrals of the functions cos 2x cos 4x cos 6x

General solution of sin^(2) x-5 sin x cos x -6 cos^(2)x=0 is

The number of solutions of 12 cos^(3) x-7 cos^(2) x+4 cos x=9 is

Find the general solution of (1-2 cos theta)^(2)+(tan theta +sqrt(3))^(2)=0 .

For each of the differential equations in Exercises 1 to 10, find the general solution: 1. (dy)/(dx) = (1 - cos x)/(1 + cos x)