Banyak anggota A = n(A) = 4

Banyak anggota B = n(B) = 3

Banyak pemetaan dari A ke B adalah <img align="middle" alt="straight n left parenthesis straight B right parenthesis to the power of straight n left parenthesis straight A right parenthesis end exponent space equals space 3 to the power of 4 space equals space 81" class="Wirisformula" data-mathml="«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi mathvariant=¨normal¨»n«/mi»«mo»(«/mo»«mi mathvariant=¨normal¨»B«/mi»«msup»«mo»)«/mo»«mrow»«mi mathvariant=¨normal¨»n«/mi»«mo»(«/mo»«mi mathvariant=¨normal¨»A«/mi»«mo»)«/mo»«/mrow»«/msup»«mo»§#160;«/mo»«mo»=«/mo»«mo»§#160;«/mo»«msup»«mn»3«/mn»«mn»4«/mn»«/msup»«mo»§#160;«/mo»«mo»=«/mo»«mo»§#160;«/mo»«mn»81«/mn»«/math»" height="18" role="math" src="data:image/png;base64,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" style="vertical-align: -2px;" width="140" />

Diketahui A = {1,2,3,4} dan B = {a,b,c}. Banyaknya pemetaan yang mungkin dari A ke B adalah ...

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Diketahui A = {1,2,3,4} dan B = {a,b,c}. Banyaknya...

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