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

The general solution of cos x cos6x=-1 is x=(2n+1)pi,n in Zx=2n pi,quad n in Zx=n pi,n in Z(d) none of these

General solution of cos2x=0 is

General solution of cos3x=cos2x is

Find the general solution of : cos x - sin x = 1 .

Find the general solutions of sin x+cos x=1 .

The general Solution of (sin x+cos x)>=1 is

General solution of 2cos2x=-1 is

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

Find the general solution of Sin x-Cos x = 1 .