" 1."(2x)/(1+x^(2))

3 sin ^(-1)((2 x)/(1+x^(2)))-4 cos ^(-1)((1-x^(2))/(1+x^(2))) +2 tan ^(-1)((2 x)/(1-x^(2)))=(pi)/(3) ( then ) x=

Find the derivative of tan^(-1)"" ( 2 x )/( 1 - x^(2)) w.r.t. sin ^(-1) "" ( 2 x)/( 1 + x^(2))

The derivative of tan^(-1)2(x)/(1-x^(2)) with respect to sin^(-1)2(x)/(1+x^(2)), is

Evaluate: int_(1)^(2)(1)/((x+1)(x+2))dx( ii) int_(1)^(2)(1)/(x(1+x^(2)))dx

"int_1^(2)((1)/(x)-(1)/(2x^(2)))dx

Evaluate: int_1^2 1/((x+1)(x+2))dx (ii) int_1^2 1/(x(1+x^2))dx

tan^(-1)(1-x^(2)-(1)/(x^(2)))+sin^(-1)(x^(2)+(1)/(x^(2))-1) where x!=0) is equal to

The points (x +1, 2), (1, x +2), ((1)/(x+1),(2)/(x+1)) are collinear, then x is equal to