Ty Are the two statements logically equivalent? Why or why not? Let f:{a,b,c} - {1,2,3} (a)...

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Ty Are the two statements logically equivalent? Why or why not? Let f:{a,b,c} - {1,2,3} (a) How many such functions are there

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Answer 1

Answer #1

That's easy.

Note that number of injective functions are permutations P(|B|, |A|).

IBITAT sol. Let 7; {a,b,c} >{1,2,3} a) for function 7: A → B The number of such tunctions are Here A={0.6.c} B={1,2,3} 1A I =

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