Given a set with n elements has 2^n subsets.Find the number of subsets for set A={2,3,5,7,11}.
3 answers
well, how many elements in A?
Oh thanks..its 2^5=32..
correct. The power set of A P(A) is the set of all subsets of A. These would be
{}, {2}, {3},...{2,3},{2,5},... and so on up to A itself.
{}, {2}, {3},...{2,3},{2,5},... and so on up to A itself.