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Q. Find all points of discontinuity of f, where f is defined as follows:

f(x) = $\left\{\begin{array}{c}\left|x\right|+3,x\le -3\\ -2x,-3x3\\ 6x+2,x\ge 3\end{array}\right.\phantom{\rule{0ex}{0ex}}$

https://www.meritnation.com/ask-answer/question/find-all-points-of-discontinuity-of-f-where-f-is-defin/continuity-and-differentiability/6303523

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