Evaluate `int(1-cosx)"cosec"^(2)xdx`

Evaluate intsec^(2)x"cosec"^(2)xdx .

Using the result int(dx)/(sqrt(x^(2)+a^(2)))=log|xsqrt(x^(2)+a^(2))|+C , Evaluate int(-"cosec"^(2)xdx)/(sqrt(cot^(2)x+9))

Evaluate int(1-cosx)/(1+cosx)dx

Evaluate: int(cosx)/(cos(x-a))dx .

Evaluate: int(1-cosx)/(cosx(1+cosx))dx

Find the anti-derivative int(sec^(2)x)/("cosec"^(2)x)dx .

Integrate: int x "cosec"^(2) x dx .

Evaluate int(xdx)/(1+sinx)

Evaluate: inte^x((1-sinx)/(1-cosx))dx

Find the following integrals : int("cosec"^(2)x)/("sec"^(2)x)dx