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Another math question that I am stuck on
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Another math question that I am stuck on

Another math question that I am stuck on-example-1
User Yasin Yaqoobi
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1 Answer

6 votes

Answer:

The 1st and 3rd are not functions, the 2nd one is a function.

Explanation:

If we do the vertical line test, we can see if there are multiple points on that line. The points can not have a repeating x intercept.

User Oam
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