Consider the following relations :(1) \[A-B=A-(A\cap B)\](2) \[A=(A\cap B)\cup (A-B)\](3) \[A-(B\cup C)=(A-B)\cup (A-C)\]which of these is/are correct [NDA 2003]

Consider the following relations :(1) \[A-B=A-(A\cap B)\](2) \[A=(A\ca

1.	Consider the following relations :(1) \[A-B=A-(A\cap B)\](2) \[A=(A\cap B)\cup (A-B)\](3) \[A-(B\cup C)=(A-B)\cup (A-C)\]which of these is/are correct [NDA 2003]
A.	1 and 3
B.	2 only
C.	2 and 3
D.	1 and 2
Answer» E.

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Consider the following relations :(1) \[A-B=A-(A\cap B)\](2) \[A=(A\cap B)\cup (A-B)\](3) \[A-(B\cup C)=(A-B)\cup (A-C)\]which of these is/are correct [NDA 2003]

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