(-1, -2), (0, -2), (1, -2), (2, -2) function or not?
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(-1, -2), (0, -2), (1, -2), (2, -2) function or not?
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Answer:
Function
Step-by-step explanation:
Each element in x is paired with a unique element y.
note:
One to one and many to one are functions however, one to many is not.