int(sin3x)/(sin x)dx=

Evaluate : int(sinx)/(sin3x)dx

Evaluate: int(sin x)/(sin3x)dx

int(sin3x)/(cosx)dx=

int sin x/(sin 4x)dx

int(sin x)/(sin(3x))dx=

Evaluate int (sin x)/(sin 3x) dx

Evaluate int (sin x)/(sin 3x) dx

Evaluate int (sin x)/(sin 3x) dx

The value of underset(0)overset(pi//2)int (sin^(3)x)/(sin x + cos x)dx is (pi-1)/(k) . The value of k is ________.