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Asked Feb 4, 2019
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b. Which sets are functions?
• (1, 2) (2, 3) (3, 4) Yes/No If no, why

• (1, 2), (2, 3) (2, 5) Yes/No If no, why

• (States, senators) Yes/No If no, why

• (Birthdays, People born that day) Yes/No If no, why

• (States, Number of senators) Yes/No If no, why

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