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Mathematics, 27.08.2020 23:01 shey89

Let A={Φ,{Φ},{Φ,{Φ}}} and B={1,2}. How many relations from A into B?

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Let A={Φ,{Φ},{Φ,{Φ}}} and B={1,2}. How many relations from A into B?...

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