SOLUTION: Is this relation a function {(-8,0),(10,6),(10,-2),(-5,7)}

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Question 553137: Is this relation a function {(-8,0),(10,6),(10,-2),(-5,7)}
Answer by jim_thompson5910(35256) About Me  (Show Source):
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No, the relation is NOT a function since x = 10 maps to both y = 6 and y = -2 at the same time.