Inverse Trigonometric Functions

Bihar Board Class 12 · Mathematics · 106 past questions

2 of 106 · show all

1. Q79 2021 Set J2021 Set I

   $\cos^{-1}\dfrac{1-x^2}{1+x^2} = \ldots\ldots\ldots\ldots,\ (|x|\le 1)$

   Try it →
2. Q80 2021 Set J2021 Set I

   $3\sin^{-1}x = \ldots\ldots\ldots\ldots,\ |x|\le\dfrac12$

   Try it →