Writeh the set of values of x for which `2tan^(-1)x="sin"^(-1)(2x)/(1+x^(2))` holds.

Write the set of values of x for which 2 tan^(-1)x="tan"^(-1)(2x)/(1-x^(2)) holds.

Write the set of the value of x for which 2tan^(-1)x="cos"^(-1)(1-x^(2))/(1+x^(2)) holds.

Write the value of x for which 2tan^(-1)x = cos^(-1)[(1-x^(2))/(1+x^(2))] holds:

The complete set of values of x for which 2 tan^(-1)x+cos^(-1)((1-x^(2))/(1+x^(2))) is independent of x is :

The complete set of values of x for which 2 tan^(-1)x+cos^(-1)((1-x^(2))/(1+x^(2))) is independent of x is :

The set of values of x for which tan^(-1)(x)/sqrt(1-x^(2))=sin^(-1) x holds is

The set of vlues of x for which tan^(-1)(x)/sqrt(1-x^(2))=sin^(-1) x holds is

The set of values of 'x' for which the formula 2sin^(-1)x=sin^(-1)2x sqrt(1-x^(2)) is true is

The set of values of x for which (tan3x-tan2x)/(1+tan3x tan2x)=1 is