9. sınıf matematik 2. dönem 1. yazılı 8. senaryo meb Test 1

Aşağıdakilerden hangisi bir fonksiyon belirtir?

A) β = {(1, 2), (1, 3), (2, 4), (3, 5)}
B) β = {(1, 2), (2, 3), (3, 4), (3, 5)}
C) β = {(1, 2), (2, 3), (3, 4), (4, 5)}
D) β = {(1, 2), (2, 3), (3, 4), (4, 2)}
E) β = {(1, 2), (2, 3), (3, 4), (4, 4)}