Period of `cos ((3x)/5) - sin ((2x)/7)` is

Period of cos "" (3x)/(5) + 2 sin"" (2x)/( 7) - 5 cot 14 x is

Find the period of the functions (where [ * ] denotes greatest integer function) f(x) = cos"" (3)/(5) x - sin""(2)/(7) x .

Period of ( 2 sin 2x -5 cos 2x )/( 7 cos x - 8 sin x) is

Period of (2sin2x-5cos2x)/(7cos x-8sin x) is KPi then K=

Period of (2sin2x-5cos2x)/(7cos x-8sin x)

The period of f(x)=5 sin 3x-7 sin 8x , is

The period of f(x)=5 sin 3x-7 sin 8x , is

Prove that cos 2xcos(x/2)-cos 3x cos((9x)/2)= sin5x sin((5x)/2) .

The period of the function f(x) = (sin x + sin 3x - sin 5x + sin 7x)/(cos x + cos 3x + cos 5x + cos 7x) is

Find the period of (5 sin x + 3 cos x)/(4 sin 2x + 5 cos x)