toby19
toby19
18-04-2017
Mathematics
contestada
Determine whether each relation is a function
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merrygoroundtheworld
merrygoroundtheworld
18-04-2017
I believe 4. is a function. For every input there is 1 output. So, each number in first set points to 1 number in the second set, even though 2 point to the same number.
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