in^(-1)((sqrt(1+x^(2))+1)/(x))

if tan^(-1)((sqrt(1+x^(2))-1)/(x))=(pi)/(45) then:

Differentiate tan^(-1)(( sqrt(1+x^(2))-1)/(x))

Find the derivative of Tan^(-1)((sqrt(1+x^(2))-1)/(x)) .

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

Solve y=tan^(-1)((sqrt(1+x^(2))-1)/(x))

the derivation of tan ^(-1)((sqrt(1+x^(2))-1)/(x)) with respect to tan^(-1)((2x sqrt(1-x^(2)))/(1-2x^(2)))