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37 votes
37 votes
Help please! thank u

Help please! thank u-example-1
User Huanggh
by
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1 Answer

12 votes
12 votes
a is NOT a function because for some values of x you get more than one y value. For example if x=2 you get 2 values for y.
b is a function because for each x you get ONLY one y
User Aren Li
by
2.5k points
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