Inverse Trigonometric Functions

Bihar Board Class 12 · Mathematics · 106 past questions

7 of 106 · show all

1. Q28 2025

   $\cos^{-1}\left(\dfrac{-1}{\sqrt{2}}\right) =$

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2. Q29 20252025 Set A2025 Set E

   $\tan^{-1}(-\sqrt{3}) =$

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3. Q33 2025

   Domain of $\text{cosec}^{-1}x$ is

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4. Q34 2025

   $\sin^{-1}\left(\dfrac{-1}{2}\right) + \cos^{-1}\left(\dfrac{\sqrt{3}}{2}\right) =$

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5. Q39 2025 Set A20252025 Set E2021 Set J2021 Set I

   $\tan^{-1}\sqrt{3} - \cot^{-1}(-\sqrt{3}) =$

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6. 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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7. Q42 2025 Set A2025 Set E

   $\tan^{-1}\frac{1}{2}+\tan^{-1}\frac{1}{3}=$

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