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PLEASE HELP I NEED A ASNSWER ASAP

For #7-8, is the relation a function?

7) (4,2), (1,2), (0,1), (-2,2), (3,3)


8) (6,5), (4,3), (6,4), (5, 8)

User Erickfis
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7 yes is a function
8 is not a function
User Xorcus
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