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Mathematics · 2026 · 1 mark
CBSE 2026 · Region 3 · Set 1 · Q8
If sin^-1 x = y, then dy/dx is:
If $\displaystyle \sin ^{-1} \mathrm{x}=\mathrm{y}$, then $\displaystyle \frac{\mathrm{dy}}{\mathrm{dx}}$ is :
Official answer
(D)
$\displaystyle \sec \mathrm{y}$
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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.