Inverse Trigonometric Functions

Bihar Board Class 12 · Mathematics · 106 past questions

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1. Q40 2025 Set A2025 Set E

   $\tan\left\{\frac{1}{2}\left(\tan^{-1}x+\tan^{-1}\frac{1}{x}\right)\right\}=$

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2. Q41 2025 Set A2025 Set E

   $\cos^{-1}x+\sec^{-1}\frac{1}{x}=$

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3. Q43 2025 Set A2025 Set E

   $\sin\left\{\sin^{-1}\frac{1}{5}+\cos^{-1}x\right\}=1,\ \Rightarrow x=$

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