K2echeerNedrDarliff K2echeerNedrDarliff
  • 21-03-2017
  • Mathematics
contestada

Which relation is a functiona) {(2.4), (2,-7) (2,11), (2,-15)}
b. {(0,-7), (4,-8), (0,-9,) (6,-10)}
c. {(-1.3), (5,3), (-6,7), (5,0)}
d. {(6.0), (-7,14), (-2,-5), (2.5)}?

Respuesta :

Аноним Аноним
  • 23-03-2017
d is a function  because  there are no repeated x values 

for example b is not a function because we have (0,-7) and (0,-9)
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