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Mathematics, 04.09.2019 23:30 dareaalcaam111

Given a = {a, b, c} and b = {c, a}, which of the following is true?
a. a (proper subset symbol) b
b. b (proper subset symbol) a

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Given a = {a, b, c} and b = {c, a}, which of the following is true?
a. a (proper subset symbo...

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