tan^(−1) 2 + tan^(−1) 3=cosec^(−1) x ,then x is equal to (a) 4 (b) (√2) (d) −(√2) (d) none of these


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Question Number 39337 by LX Z last updated on 05/Jul/18

${t a n}^{- 1} 2 + {t a n}^{- 1} 3 = {c o s e c}^{- 1} x, t h e n$ $x i s e q u a l t o$ $(a) 4 (b) \sqrt{2}$ $(d) - \sqrt{2} (d) n o n e o f t h e s e$
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