int cosec^(4)xdx

int cosec^(2)xdx

If u=int cosec^(2)xdx , v=int cosec x cot xdx ,assuming the constant of integration to be zero then find u+v

Evaluate: (i) int cot^(2)x cos ec^(4)xdx (ii) int cos ec^(4)xdx

Evaluate: int csc^(4)xdx

Evaluate: int csc^(4)3xdx

Evaluate: (i) int cot^2x cosec^4xdx (ii) int cosec^4xdx

int cosec^(-1)xdx

underset(pi//4)overset(pi//2)(int) cosec^(2)xdx=....

Evaluate: (i) int sec^(4)2xdx (ii) int cos ec^(4)3xdx

Evaluate int "cosec"^(4)x dx