int(dx)/((1-cos2x)(2-3cot x))

int(x)/(1+cos2x)dx

int(dx)/((1+cos2x)(1-tan^2 x))=

int ((1-cos2x))/((1+cos 2x)) dx = ?

int(1)/(2+cos2x)=dx

int(sin2x)/((1+cos2x)^(2))dx

int 1/(1+cos2x)dx=

Evaluate : (i) int(sinx)/((1-4cos^(2)x))dx (ii) int("cosec"^(2)x)/((1-cot^(2)x))dx

Evaluate the following integrals: (i) int((1-cos2x)/(1+cos2x))dx (ii) int((1+cos2x)/(1-cos2x))dx

Evaluate: ( i int(cos x)/(1-cos x)dx or int(cot x)/(csc x-cot x)dx (ii) int(cos^(2)x-sin^(2)x)/(sqrt(1+cos4x))dx

(i) int(1)/((1+cos2x))dx , (ii) int (1)/((1-cos2x)) dx