4 True or False. Explain briefly (you can use diagram to show, or one or two short sentences). (a) For a function f: X Y, where both domain X and codomain Y are finite sets, if f is an one-to-one...


4 True or False. Explain briefly (you can use diagram to show, or one or two short<br>sentences). (a) For a function f: X<br>Y, where both domain X and codomain Y are finite<br>sets, if f is an one-to-one function, then X|< Y .<br>For a function f: X- Y, where both domain X and codomain Y are finite sets, if f is<br>an surjective function function, then |X|<br>|Y.<br>

Extracted text: 4 True or False. Explain briefly (you can use diagram to show, or one or two short sentences). (a) For a function f: X Y, where both domain X and codomain Y are finite sets, if f is an one-to-one function, then X|< y="" .="" for="" a="" function="" f:="" x-="" y,="" where="" both="" domain="" x="" and="" codomain="" y="" are="" finite="" sets,="" if="" f="" is="" an="" surjective="" function="" function,="" then="" |x|="">

Jun 04, 2022
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