int(sin(tan^(-1)x))/(1+x^(2))dx" is equal to? "

int((tan^(-1)x)^(3))/(1+x^(2))dx is equal to

int (tan^(-1)x)^(3)/(1+x^(2)) dx is equal to

int (sin (tan^(-1)x)dx)/(1+x^(2))

int(sin^(-1)x)/(sqrt(1-x^(2)))dx is equal to

int (sin (2tan^(-1)x))/((1+x^(2)))dx.

int(((x^(2)+2)a^((x+tan^(-1)x)))/(x^(2)+1))dx is equal to

int ((x^(2)+2)(a^((x+tan^(-1)x)))/(x^(2)+1)) dx is equal to

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

The value of int(e^(x)(x^(2)tan^(-1)x+tan^(-1)x+1))/(x^(2)+1)dx is equal to

The value of int(e^(x)(x^(2)tan^(-1)x+tan^(-1)x+1))/(x^(2)+1)dx is equal to