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

The minimum value of sin x((1-cos x)/(sin x)+(sin x)/(1-cos x)) is

The number of solutions of the equation sin^(5)x-cos^(5)x=(1)/(cos x)-(1)/(sin x)(sin x!=cos x)

(1+sin x+cos x)^(2)=2(1+sin x)(1+cos x)

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

(cos x)/(1-sin x)=(1+cos x+sin x)/(1+cos x-sin x)

Maximum value of cos x((cos x)/(1-sin x)+(1-sin x)/(cos x))

((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))

if a=(1+sin x)/(1-cos x+sin x) then (1+cos x+sin x)/(2sin x) is

The maximum value of cos x ((cos x )/( 1- sin x) + (1- sin x)/( cos x) ) is

int(cos x+sin x)/(cos x-sin x)(1-sin2x)dx