Mathematics, 23.03.2020 04:30 dianactorres

Which relation is a function?

{(9, –1), (–1, 9), (9, 2), (2, –1)}

{(5, –7), (4, 6), (–3, 8), (5, 9)}

{(8, –4), (–4, 8), (–4, –8), (–8, 4)}

{(2, 3), (–2, 3), (3, 2), (–3, –2)}

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Which relation is a function?

{(9, –1), (–1, 9), (9, 2), (2, –1)}

{(5, –7),...

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More questions: Mathematics Another questions

Which relation is a function? {(9, –1), (–1, 9), (9, 2), (2, –1)} {(5, –7), (4, 6), (–3, 8), (5, 9)} {(8, –4), (–4, 8), (–4, –8), (–8, 4)} {(2, 3), (–2, 3), (3, 2), (–3, –2)}

Answers

Another question on Mathematics

Which relation is a function?

{(9, –1), (–1, 9), (9, 2), (2, –1)}

{(5, –7), (4, 6), (–3, 8), (5, 9)}

{(8, –4), (–4, 8), (–4, –8), (–8, 4)}

{(2, 3), (–2, 3), (3, 2), (–3, –2)}