MULTIPLE CHOICE:
Which one of the following ordered pairs does NOT define a function?
A: (5,7) , (6,9) , (7,10) , (7,12)
B: (2,6) , (5,7) , (7,21) , (9,43)
C: (10,5) , (8,4) ,(7,3.5 ,(5,2.5)
D: (2,8),(3,27),(9,27),(11,33)

Question

MULTIPLE CHOICE:
Which one of the following ordered pairs does NOT define a function?
A: (5,7) , (6,9) , (7,10) , (7,12)
B: (2,6) , (5,7) , (7,21) , (9,43)
C: (10,5) , (8,4) ,(7,3.5 ,(5,2.5)
D: (2,8),(3,27),(9,27),(11,33)

cwrw238 · Answer

Hint:
a function  is either one-to-one or many-to-one relation

can you see which of the above does not fit that definition

anonymous · Answer

Hint: A function cannot have any repeating X-values.