ldogs281 ldogs281
  • 02-11-2020
  • Mathematics
contestada

Please help. I didn't get this

Please help I didnt get this class=

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Rubyp1321 Rubyp1321
  • 02-11-2020

Answer: Each input should have exactly one output, so 5 and -1 are functions but 9 is not since it has more outputs.

Step-by-step explanation:

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