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Mathematics · 2023 · 1 mark
CBSE 2023 · Region 2 · Set 3 · Q4
If ∫_0^2 π cos^2 x d x= k ∫_0^π / 2 cos^2 x d x, then the value of k is
If $\displaystyle \int_{0}^{2 \pi} \cos ^{2} x \mathrm{~d} x=\mathrm{k} \int_{0}^{\pi / 2} \cos ^{2} x \mathrm{~d} x$, then the value of k is
Official answer
(A)
$\displaystyle 4$
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CBSE Class 12 Mathematics past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.