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Which of the following is not a function?

a. (2,5(1,5)(3,5)(4,5)
b. (1,3)(1,4)(2,5)(3,6)
c. (2,3)(3,4)(4,5)(5,6)
d. (1,2)(2,3)(3,4)(4,5)​


Sagot :

Answer:

A.

Step-by-step explanation:

kasi pareho silang may 5 sa y, remember (x, y). okay lang kung same ung x like nung na B (1,3) and (1,4). Like, kung para siya sayo, para sayo lang. Hindi dapat siya mapupunta sa iba, ganun choss.

ps.correct me If I'm wrong okay?