SOLUTION: if A={a,b,c,d,e} then write the number of proper subsets of A

Question 779641: if A={a,b,c,d,e} then write the number of proper subsets of A

Answer by oscargut(2103) (Show Source): You can put this solution on YOUR website!
Since A has 5 elements, the number of subsets of A is 2^5 = 32
Then the number of proper subsets of A is 32 -1 = 31
Answer: 31
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