For a set A, consider the following statements: 1. \[A\cup P(A)=P(A)\] 2. \[\{A\}\cap P(A)=A\] 3. \[P(A)-\{A\}=P(A)\] where P denotes power set. Which of the statements given above is/are correct?

For a set A, consider the following statements: 1. \[A\cup P(A)=P(A)\]

1.	For a set A, consider the following statements: 1. \[A\cup P(A)=P(A)\] 2. \[\{A\}\cap P(A)=A\] 3. \[P(A)-\{A\}=P(A)\] where P denotes power set. Which of the statements given above is/are correct?
A.	1 only
B.	2 only
C.	3 only
D.	1, 2 and 3
Answer» B. 2 only

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For a set A, consider the following statements: 1. \[A\cup P(A)=P(A)\] 2. \[\{A\}\cap P(A)=A\] 3. \[P(A)-\{A\}=P(A)\] where P denotes power set. Which of the statements given above is/are correct?

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