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Applied Mathematics · 2023 · 1 mark
CBSE 2023 · Central · Set 4 · Q11
The solution of the differential equation dx/x+dy/y=0 is:
The solution of the differential equation $\displaystyle \frac{\mathrm{dx}}{\mathrm{x}}+\frac{\mathrm{dy}}{\mathrm{y}}=0$ is:
Official answer
(B)
$\displaystyle \mathrm{xy}=\mathrm{C}$
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CBSE Class 12 Applied 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.