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CBSE Class 11-science Answered

Set of all subsets of A which contain Ø (phi) = P(A) How is this possible please explain
Asked by govtsecschoolnayaganv051 | 10 Jun, 2018, 08:35: PM
answered-by-expert Expert Answer
Phi set is a set which has no element and a set having more than one element is always a subset of null set (phi).
Hence, set of all subsets of A which contain Ø (phi) 
OR
 
According to the definition number of elements in phi set is 0. Set A contain n numbers of elements then 
Phi is subset of A.
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