What is the fundamental period of `f(x)=(sinx+sin3x)/(cos x +cos3x)?`

What is the fundamental period of f(x) = (sin x+ sin 3x)/(cos x+ cos 3x)

Find the fundamental period of f(x)=cosxcos2xcos3xdot

If theta is the fundamental period of the function f(x) = sin^99 x+sin^99(x+(2pi)/3)+sin^99(x+(4pi)/3) , then the complex number z=|z|(cos theta+i sintheta) lies in the quadrant number.

If theta is the fundamental period of the function f(x) = sin^99 x+sin^99(x+(2pi)/3)+sin^99(x+(4pi)/3) , then the complex number z=|z|(cos theta+i sintheta) lies in the quadrant number.

(sin x + sin 3x )/( cos x + cos 3x )= tan 2x

Find int(dx)/(sinx cos^(3)x) .

(sin 5x + sin 3x )/( cos 5x + cos 3x ) = tan 4x

Find the range of f(x)=(2sin^2x+2sinx+3)/(sin^2x+sinx+1)

Prove that (sin4x+sin2x)/(cos4x+cos2x)=tan3x

intsqrt(sin3x)cos3xdx