Asked by Boo
                The number of proper subsets of set A are? 
When A= {1,3,5,7}
            
        When A= {1,3,5,7}
Answers
                    Answered by
            Steve
            
    For any set with n elements, there are 2^n subsets. But A is not a proper subset of itself, nor is Ø, so that leaves just 2^4-2 = 14.
By the way, "the number" is singular, not plural.
    
By the way, "the number" is singular, not plural.
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