Linear equations in two variables Graph y = -4 then explain why it is not a function, can somone ELI5

JesusMonroe asked Sep 10, 2023

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22 votes

Linear equations in two variables

Graph y = -4 then explain why it is not a function, can somone ELI5

JesusMonroe asked Sep 10, 2023

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9 votes

Answer:

y=-4 is a function

Explanation:

It passes the vertical line test, and each x has only one y, so it is a function.

x = -4 is NOT a function because one x has multiple y values. It does not pass the vertical line test.

Parth Doshi answered Sep 17, 2023

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