Question
I've been stuck on this question for awhile.
"A relation contains the points (-5,-10), (-2,-4), (-1,-2), (4,80) and (5,10). Is this a function? Explain."
"A relation contains the points (-5,-10), (-2,-4), (-1,-2), (4,80) and (5,10). Is this a function? Explain."
Answers
Since no two (x,y) pairs have the same x, it is a function.
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