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Mathematics · 2026 · 1 mark
CBSE 2026 · Region 3 · Set 2 · Q7
The roots of the quadratic equation $\displaystyle 4 \mathrm{x}^{2}-(\mathrm{a}-1)^{2}=0$ are :
Official answer
From CBSE’s own marking scheme for this paper.
(A)
$\displaystyle \mathrm{a}-1, \mathrm{a}+1$
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CBSE Class 10 Mathematics past-paper question from the 2026board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.