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Mathematics · 2025 · 1 mark
CBSE 2025 · Region 4 · Set 1 · Q4
If y= sin^-1 x, then (1-x^2) (d^2 y)/(d x^2) is equal to:
If $\displaystyle y=\sin ^{-1} x$, then $\displaystyle \left(1-x^{2}\right) \frac{d^{2} y}{d x^{2}}$ is equal to :
Official answer
(A)
$\displaystyle x \frac{d y}{d x}$
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CBSE Class 12 Mathematics past-paper question from the 2025 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.