`cot 4x (sin 5x + sin 3x)=cot x (sin 5x-sin 3x)`

Prove that cot 4 x(sin 5 x+sin 3 x)=cot x(sin 5 x-sin 3 x)

prove that cot4x(sin5x+sin3x)=cot x(sin5x-sin3x)

Prove that cot4x(sin5x+sin3x)=cot x(sin5x-sin3x)

Prove that cot4x(sin5x+sin3x)=cot x(sin5x-sin3x)

Some examples Type: 1 (1) (sin5A-sin3A)/(cos5A+cos3A)=tan A(2)(sin3x+sin x)sin x+(cos3x-cos x)cos x=0 (3) Prove that cot4x(sin5x+sin3x)=cot x(sin5x-sin3x)

Prove the following: cot4x(sin5x+sin3x)=cotx(sin5x-sin3x)

cot4x(sin5x+sin3x)= cotx(sin5x-sin3x)

Prove that cot4x(sin5x+sin3x)=cotx(sin5x-sin3x)

Prove that cot4x(sin5x+sin3x)=cotx(sin5x-sin3x)

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