Inverse Trigonometric Functions

Bihar Board Class 12 · Mathematics · 106 past questions

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1. Q20 2026 Set H2026 Set E2026 Set C2026 Set B2026 Set F2026 Set J2026 Set D2019 Set F

   Prove that $\sec^2(\tan^{-1}2) + \operatorname{cosec}^2(\cot^{-1}3) = 15$

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