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Mathematics, 06.09.2019 20:30 tfhdg

The tables show some input and output values:
table a
input output
1 7
2 7
2 9
3 9
table b
input output
6 1
7 3
7 2
8 5
which tables represent functions?
only a
only b
both a and b
neither a nor b

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Answers: 1

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The tables show some input and output values:
table a
input output
1 7
2 7<...
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