SOLUTION: Show a mapping diagram of the relation given: (7,-2), (6,5), (4,3), (2,-8), (3,-2). Is this relation a function? Justify your answer.

Algebra ->  Graphs -> SOLUTION: Show a mapping diagram of the relation given: (7,-2), (6,5), (4,3), (2,-8), (3,-2). Is this relation a function? Justify your answer.       Log On


   

Question 549398: Show a mapping diagram of the relation given: (7,-2), (6,5), (4,3), (2,-8), (3,-2). Is this relation a function? Justify your answer.
Answer by nyc_function(2741) About Me  (Show Source):
You can put this solution on YOUR website!
This relation is a function because each x-value per point is DIFFERENT.
This is the trick to remember. A function cannot have more than one x-value for each given point.