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Mathematics · 2026 · 1 mark
CBSE 2026 · Region 1 · Set 2 · Q12
If tan^-1 x=3 y, then
If $\displaystyle \tan ^{-1} x=3 \mathrm{y}$, then
Official answer
(C)
$\displaystyle -\frac{\pi}{6}<\mathrm{y}<\frac{\pi}{6}$
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CBSE Class 12 Mathematics past-paper question from the 2026 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.