27.int x^(2)tan^(-1)xdx

int x^(3)tan^(-1)xdx

Evaluate: int x^(2)tan^(-1)xdx

Evaluate: int x^(2)tan^(-1)xdx

Evaluate: int x^(2)tan^(-1)xdx

"int(x^(2)tan^(-1)xdx)/(1+x^(2))

Evaluate: int x^(3)tan^(-1)xdx

int_(0)^(1)tan^(-1)xdx

" "int x tan^(-1)xdx

Evaluate: int x^2 tan^(-1)xdx.

If 2int_(0)^(1)tan^(-1)xdx=int_(0)^(1)cot^(-1)(1-x+x^(2))dx then int_(0)^(1)tan^(-1)(1-x-x^(2))dx is equal to