The value of the definite integral `int_(0)^(pi//2)sin x sin 2x sin 3x dx ` is equal to

The value of the definite integral int_(0)^((pi)/(2))sin x sin2x sin3xdx is equal to :

The value of the definite integral int_(0)^(pi//2)(sin5x)/(sinx)dx is

Given int_(0)^((pi)/(2))(dx)/(1+sin x+cos x)=ln2 then the value of the definite integral int_(0)^((pi)/(2))(sin x)/(1+sin x+cos x)dx is equal to

The value of the definite integral int _(0)^(pi//2) ((1+ sin 3x)/(1+2 sin x)) dx equals to:

The integral int_(0)^(pi//2) f(sin 2 x)sin x dx is equal to

The value of the definite integral,int_(0)^((pi)/(2))(sin5x)/(sin x)dx is

The value of the integral int_(0) ^(pi//2) sin ^3 x dx is :

The value of the integral int_(0) ^(pi//2) sin ^3 x dx is :

The value of the integral int_(0)^(pi//2) sin^(6) x dx , is