Simplify `tan^(-1)((sqrt(1+x^2)-1)/x)`

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

The differential coefficient of tan^(-1)((sqrt(1+x^2)-1)/x) with respect to tan^(-1)x is equal to..........

If: tan^(-1) ((sqrt(1 + x^2)-1)/(x)) = 4 then : 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)))

The derivative of tan^(-1)((sqrt(1+x^(2))-1)/(x)) writ.tan^(-1)x is

Derivative of tan^(-1)((sqrt(1+x^(2))-1)/(x))w.r.t.tan^(-1)x is

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

tan^(-1){(x)/(1+sqrt(1-x^(2)))}

Simplify tan^(-1)(sqrt((1-sin x)/(1+sin x))), 0lt x ltpi