Mon January 07, 2013 By: Shivam Arora

If X={4^n-3^n-1:n elementof N}andY={9(n-1):n element of N}, prove that X is a subset of Y

Expert Reply
Mon January 07, 2013
to prove first write each set in roaster form
both sets are having elements which are not in other set so neither of two is subset of other
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