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Which representation does NOT show Y as a function of X?

Which representation does NOT show Y as a function of X?-example-1

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2 votes

Answer:

D

Explanation:

A function is valid if each x input has a different y counterpart

In picture D both 3 and 5 repeat --> (3,2)(2,6) and (5,6)(5,8)

This would create an undefined line that would fail the vertical line test (multiple x values on one y value)

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