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Mathematics · 2023 · 2 marks
Inverse Trigonometric FunctionsBasic Concepts of Inverse Trigonometric Functions2 marksRemembervery short answer
CBSE 2023 · Region 5 · Set 1 · Q21
Write the domain and range (principle value branch) of the following functions: f (x)= tan^-1 x
Write the domain and range (principle value branch) of the following functions: $\displaystyle \mathrm{f}(x)=\tan ^{-1} x$
Marking-scheme solution
Domain $\displaystyle =\mathrm{R} ;$ Range $\displaystyle =\left(-\frac{\pi}{2}, \frac{\pi}{2}\right)$
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CBSE Class 12 Mathematics past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.