234483279c20
234483279c20 234483279c20
  • 25-01-2020
  • Mathematics
contestada

Can someone help me with this plz?

Can someone help me with this plz class=

Respuesta :

jimrgrant1 jimrgrant1
  • 25-01-2020

Answer:

option (4)

Step-by-step explanation:

As a function x can only have one unique value that it maps to.

(1)

(10, 12 ) ← No since (10, 11 ) is already part of the function

(2)

(15, 13 ) ← No since (15, 18) is already part of the function

(3)

(17, 10 ) ← No since (17, 12 ) is already part of the function

(4)

(11, 13 ) ← Yes as no other value with x = 11

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