Answer
See graph, domain $\{x|x\ne 2k\pi\}$ (k is an integer), range $(-\infty,\infty)$.
Work Step by Step
1. See graph for $y=3cot(\frac{1}{2}x)-2$.
2. We can determine the domain $\{x|x\ne 2k\pi\}$ (k is an integer), range $(-\infty,\infty)$.
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