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PLEASEEEEEEE HELP SOMEONE WHO DOESNT NO MATH

PLEASEEEEEEE HELP SOMEONE WHO DOESNT NO MATH class=

Answer :

SKOOBISGO
No this is not a function because 4 is used twice on the y side
ARROWSPACEGO

Answer:

yes, this is a function because each x value is paired with with exactly one y value (the first one in the multiple choice)

Step-by-step explanation:

For something to be a function an input can have only one output. Multiple different inputs can have the same output, but not the other way around.

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