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Is it a function?, then state the domain and range in set notation,

Is it a function?, then state the domain and range in set notation,-example-1

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It is a function.

Because none of the values of the domain is repeated

the domain in set notation


x=\lbrace1,3,5,7\}

the range in set notation is


y=\lbrace-1,4,6\rbrace

User Sergey Kamardin
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