Question

(1)
As set with contain ,n" elements its power set contains Sub Set:
(A) 2
(B) n
(C) n
(D) 20​

Answer 1

Answer

For a set S with n elements, its power set contains 2^n elements. For n = 11, size of power set is 2^11 = 2048..

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Answer 2

n element contain n sub set