SOLUTION: How do you find out if y is the function of x, when you are dealing with tables?

SOLUTION: How do you find out if y is the function of x, when you are dealing with tables?

Algebra.Com

Question 635953: How do you find out if y is the function of x, when you are dealing with tables?
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
If each x only maps to ONE and ONLY ONE y value, then you have a function. If some x value maps to more than one y value, then won't have a function. Post a table so we can have a look at it please. Thanks.
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