CBSE 2025 · Region 1 · Set 1 · Q5 · 1 mark
If $\displaystyle \mathrm{f}(x)=|x|+|x-1|$, then which of the following is correct?
Official answer
From CBSE’s own marking scheme for this paper.
(C)
$\displaystyle \mathrm{f}(x)$ is continuous but not differentiable, at $\displaystyle x=0$ and $\displaystyle x=1$.
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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.