" 2."(sin^(2)x)/((1-cos x)^(2))

(2+sin 2x)/(1+cos 2x) e^(x)

(2+sin 2x)/(1+cos 2x) e^(x)

Evaluate the following integral: int_0^(pi//2)(sin^2x)/((1+cos x)^2)dx

Evaluate the following integral: int_0^(pi//2)(sin^2x)/((1+cos x)^2)dx

((1) / ((sec x) ^ (2) - (cos x) ^ (2)) + (1) / ((cos ecx) ^ (2) - (sin x) ^ (2))) ( cos x) ^ (2) (sin x) ^ (2) = (1- (cos x) ^ (2) (sin x) ^ (2)) / (2+ (cos x) ^ (2) (sin x) ^ (2))

int ((2-sin 2x)/(1-cos 2x))e^(x)dx=

3. int_(0)^( pi/2)( sin2 x)/(1+cos^(2)x)dx

Integrate the following: int{(5cos^(3)x+2sin^(3)x)/(2sin^(2)x*cos^(2)x)+sqrt(1+sin2x)+(1+2sin x)/(cos^(2)x)+(1-cos2x)/(1+cos2x)}dx

int(2+sin2x)/(1+cos2 x)dx