Which one of the following is correct?
A. `AuuP(A)=P(A)`
B. `AnnP(A)=A`
C. `A-P(A)=A`
D. `P(A)-{A}=P(A)`
A. `AuuP(A)=P(A)`
B. `AnnP(A)=A`
C. `A-P(A)=A`
D. `P(A)-{A}=P(A)`
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Correct Answer – A
`AuuP(A)=P(A)` is correct.
Since A is a subset of its power set.