int(tan^(-1)x)/(x^(2))dx,quad x in I sub R backslash[0]

Evaluate the integerals. int (tan ^(-1)x)/(x ^(2))dx, x in I sub R \\{0}.

int_0^1 tan^1x/(1+x^2)dx

int_(0)^(1)(tan^(-1)x)/(1+x^(2))dx

int_(0)^(1)(tan^(-1)x)/((1+x^(2)))dx

int_(0)^(x)tan^(-1)(1-x+x^(2))dx

int_(0)^(1)tan^(-1)(1-x+x^(2))dx

int_(0)^(1)tan^(-1)(1-x+x^(2))dx=

Evaluate int tan ^(-1)((2x)/(1-x^(2)))dx on I sub R \\{-1, 1}.

Evaluate the integerals. int tan ^(-1)((3x -x^(3))/(1-3x^(2)))dx on I sub R \\ {-(1)/(sqrt3), (1)/(sqrt3)}.

Evaluate the integerals. int (e ^(Tan ^(-1)x))/(1+x^(2))dx on I sub (0,oo).