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Mathematics · 2025 · 1 mark
CBSE 2025 · Region 2 · Set 1 · Q13
If sin 30^° tan 45^°=(sec 60^°)/k, then the value of k is:
If $\displaystyle \sin 30^{\circ} \tan 45^{\circ}=\frac{\sec 60^{\circ}}{\mathrm{k}}$, then the value of k is :
Official answer
(A)
$\displaystyle 4$
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CBSE Class 10 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.