1.

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

Answer»

`1)1/(sqrt(3))`
2)`1/(sqrt(2))`
3)`1//3`
4)`1//2`

Answer :A


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