Question

Determine if the relation is a function.
{(4, 10), (1, 9), (5, 10), (1, 10)}

Answer 1

does each x value have its own y value?

Answer 2

thats pretty much the definition of a function

Answer 3

thank you

Answer 4

np

Answer 5

I thought it could be a relation though @sweetburger

Answer 6

Relation: A relation is simply a set of ordered pairs.

Answer 7

http://www.regentsprep.org/Regents/math/algtrig/ATP5/Lfunction.htm

Answer 8

So how do I tell the difference?

Answer 9

Thank you. Now its clear.