" 3."int(1)/(sin x*cos^(2)x)dx=

int(1)/((3sin x+cos x)^(2))dx

Evaluate the following integrals. int(1)/(3sin^(2)x+4cos^(2)x)dx

int(1)/(3+2 sin x +cos x)dx

Evaluate: (i) int(1)/(sin^(3)x cos^(5)x)dx (ii) int(1)/(sin^(3)x cos x)dx

int (1)/(sin x(3+2 cos x))dx

Evaluate: int(1)/(3+2sin x+cos x)dx

Find the following integrals: ( i ) int(sin x+cos x)dx( ii) int cos ecx(cos ecx+cos x)dx( iii) int(1-sin x)/(cos^(2)x)dx

int(1)/(3sin^(2) x+4 cos^(2) x)dx

int(1)/(3sin^(2) x+4 cos^(2) x)dx