`int(sin x)/(cos^(7)x)dx`

int(sin x)/(cos^(2)x)dx

int(sin x)/(cos^(2)x)dx

int(sin x)/(cos^(4)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(sin x)/(cos(x-a))dx

int(cos x)/(sin^(7)x)dx

int(sin x)/(5+cos x)dx

int(sin x)/(1-cos x)dx

G) int(sin x)/(cos(x-a))dx

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