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  • If X and Y are two sets , then X intersection (X U Y) equals .

If X and Y are two sets , then X intersection (X U Y) equals .

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Solution:    If Xsubset Y then  Xcup Y=Y and Xcap Y=X

                  If  Ysubset X  then  Xcup Y=X and Xcap Y=X

             Hence ,    Xcap (Xcup Y)=X

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Deependra Verma

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