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Mathematics, 27.09.2019 11:30 lavishbre12

Which relation is a function?

a.{(-4,3), (-2,3), (-1,2), (2,5), (3,2)}

b. {(-4,1), (-2,3), (-2,1), (-1,5), (3,2)}

c. {(-4,1), (-2,3), (-1,2), (3,5), (3,2)}

d. {(-4,1), (-2,3), (-1,1), (-1,5), (3,2)}

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Which relation is a function?

a.{(-4,3), (-2,3), (-1,2), (2,5), (3,2)}

b....
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