" Solve "sin x+sin2x+sin3x=cos x+cos2x+cos3x

Solve sin x-3 sin 2x+sin 3x=cos x-3 cos 2x+cos 3x

Solve sin x + sin 2x + sin 3 x = cos x + cos 2x + cos 3x

Solve sin x-3 sin 2x + sin 3x = cos x -3 cos 2x + cos 3x .

Solve sin x-3 sin 2x + sin 3x = cos x -3 cos 2x + cos 3x .

sin_( if )x+sin2x+sin3x=cos x+cos2x+cos3x

Solve that following equations: sin x-3sin2x+sin3x=cos x-3cos2x+cos3x

The number of values of x between 0 and 2 pi that satisfies the equation sin x+sin2x+sin3x=cos x+cos2x+cos3x must be