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The vlaue of `tan^(-1)sqrt(3)-sec^(-1)(-2)+cosec^(-1)(2)/sqrt(3)` isA. `(pi)/(3)`B. `-(pi)/(3)`C. 0D. `(4pi)/(3)` |
Answer» `tan^(-1)sqrt(3)-sec^(-1)(-2)+cosec^(-1)(2)/sqrt(3)=(pi)/(3)-(2pi)/(3)+(pi)/(3)=0` | |