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If-Y-is-a-non-void-set-define-Y-T-to-be-the-collection-of-all-functions-with-domain-T-and-range-Y-Show-that-if-T-and-Y-are-finite-sets-with-m-and-n-elements-then-Y-T-has-n-m-elements-




Question Number 21491 by dioph last updated on 24/Sep/17
If Y is a non−void set, define Y^T  to be  the collection of all functions with  domain T and range Y. Show that  if T and Y are finite sets with m and  n elements, then Y^T  has n^m  elements.
IfYisanonvoidset,defineYTtobethecollectionofallfunctionswithdomainTandrangeY.ShowthatifTandYarefinitesetswithmandnelements,thenYThasnmelements.

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