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Domain, range, and is it a function? SCREENSHOT BELOW!

Domain, range, and is it a function? SCREENSHOT BELOW!-example-1

1 Answer

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Answer:

  • Domain:
    (-\infty, \infty)
  • Range:
    (-\infty, 3]
  • Function: yes

Explanation:

Domain is the set of x values, range is the set of y values.

For it to be a function, each value of x must map onto no more than one value of y.

User Jeff Stewart
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