CBSE 2025 · Region 1 · Set 2 · Q3 · 1 mark
$\displaystyle \int \frac{1-2 \sin x}{\cos ^{2} x} \mathrm{~d} x$ is equal to:
Official answer
From CBSE’s own marking scheme for this paper.
(A)
$\displaystyle \tan x-2 \sec x+\mathrm{C}$
IntegralsIntegrals of Some Particular FunctionsApplymcqeasy
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CBSE Class 12 Mathematics past-paper question from the 2025board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.