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Mathematics · 2026 · 1 mark
CBSE 2026 · Region 5 · Set 2 · Q6
For an acute angle $\displaystyle \theta$, if $\displaystyle \cos \theta=\frac{1}{8}$, then $\displaystyle \frac{8 \sec \theta+1}{8 \sec \theta-1}$ equals
Official answer
From CBSE’s own marking scheme for this paper.
(C)
$\displaystyle \frac{65}{63}$
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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.