Answer
(a) $ x\in(-\infty,\infty)$
(b) $ y\in(-\infty,\infty)$
Work Step by Step
Function: $ y=-1+\sqrt[3] {2-x}$
(a) Domain: x can be any real number, $ x\in(-\infty,\infty)$
(b) Range: $ y\in(-\infty,\infty)$
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