Question

(WILL GIVE MEDAL) which relation is a function?
a. {(1,2); (2,3); (3,4); (4,5)}
b. {(1,2); (1,3); (1,4); (1,5)}
c. {(1,2); (2,3); (3,4); (2,5)}
d. {(1,2); (3,2); (3,3); (4,2)}

Answer 1

one moment

Answer 2

a

Answer 3

Let's just tell her the answer then!

Answer 4

it is cinda hard to explane