100
Which of the following relations is a function?
a. {(1, 0),(1, -1),(2, 0),(2, -1),(3, 0),(3, -1)}
b. {(1, 3),(-1, 5),(2, 7),(-2, 7),(3, 5),(-3, 3)}
c. {(-2, -1),(1, -2),(0, 0),(-1, -1),(-2, -2)}
d. {(0, 3),(1, 3),(-3, 3),(1, 2),(-3, 2),(1, 3)}
b. {(1, 3),(-1, 5),(2, 7),(-2, 7),(3, 5),(-3, 3)}
There are no repeating Domains