CBSE 2023 · Region 2 · Set 2 · Q1 · 1 mark
If $\displaystyle \frac{\mathrm{d}}{\mathrm{d} x} \mathrm{f}(x)=2 x+\frac{3}{x}$ and $\displaystyle \mathrm{f}(1)=1$, then $\displaystyle \mathrm{f}(x)$ is
Official answer
From CBSE’s own marking scheme for this paper.
(B)
$\displaystyle x^{2}+3 \log |x|$
Continuity and DifferentiabilityExponential and Logarithmic FunctionsApplymcqeasy
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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.