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CBSE 2024 · Region 2 · Set 1 · Q4 · 1 mark

The number of points of discontinuity of $\displaystyle \mathrm{f}(\mathrm{x})=\left\{\begin{array}{cl}|\mathrm{x}|+3, & \text { if } \mathrm{x} \leq-3 \\ -2 \mathrm{x}, & \text { if }-3<\mathrm{x}<3 \\ 6 \mathrm{x}+2, & \text { if } \mathrm{x} \geq 3\end{array}\right.$ is :

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