Which set of ordered pairs represents a function?
a. (5, 4), (4, 5), (1, 2), (1, 4)
b. (2, 5), (1, 6), (0, 5), (1, 10)
c. (0, 0), (1, 1), (2, 0), (3, 3)
d. (2, 1), (3, 1), (5, 1), (5, 4)
+118687 Which set of ordered pairs represents a function?
a. (5, 4), (4, 5), (1, 2), (1, 4)
b. (2, 5), (1, 6), (0, 5), (1, 10)
c. (0, 0), (1, 1), (2, 0), (3, 3)
d. (2, 1), (3, 1), (5, 1), (5, 4)
The most basic thing to remember is that ever x vlaue has to have AT MOST ONE y value to go with it.
in a) if x is 1, y can be 2 or 4 so that is definitely not a function!
You should be able to decide aobut the others now :)
