Set exercise

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June 19th 2010, 08:50 AM
osodud

Set exercise

Hello

Is this correct?

[(AUBUC)∩(AUB)]-[(AU(B-C))∩A] = CUB

Thanks
June 19th 2010, 09:37 AM
Ackbeet

The Venn diagrams do not seem to bear that conclusion out. I think you can see that

$(A\cup B\cup C)\cap(A\cup B)=A\cup B$ .

Can you similarly simplify $A\cup(B-C))\cap A$ ?

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