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Mathematics · 2025 · 1 mark
CBSE 2025 · Region 4 · Set 2 · Q14
∫ e^x ( cos x - sin x ) dx is equal to:
$\displaystyle \int \mathrm{e}^{\mathrm{x}}(\cos \mathrm{x}-\sin \mathrm{x}) \mathrm{dx}$ is equal to :
Official answer
(D)
$\displaystyle \mathrm{e}^{\mathrm{x}} \cos \mathrm{x}+\mathrm{C}$
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CBSE Class 12 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.