Let (x) = x/|x|. (a) What are the domain and range of ? (b) Sketch the graph
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Let ƒ(x) = x/|x|.
(a) What are the domain and range of ƒ?
(b) Sketch the graph of ƒ.
(c) Express ƒ as a piecewise-defined function where each of the “pieces” is a constant.
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a The domain of f is x x 0 and the ...View the full answer
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