CBSE 2023 · Region 5 · Set 1 · Q10 · 1 mark
$\displaystyle \int \frac{\sec x}{\sec x-\tan x} d x$ equals
Official answer
From CBSE’s own marking scheme for this paper.
(B)
$\displaystyle \sec x+\tan x+\mathrm{c}$
IntegralsMethods of IntegrationApplymcqmedium
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CBSE Class 12 Mathematics past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.