Hello

Is this correct?

[(AUBUC)∩(AUB)]-[(AU(B-C))∩A] = CUB

Thanks

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- Jun 19th 2010, 08:50 AMosodudSet exercise
Hello

Is this correct?

[(AUBUC)∩(AUB)]-[(AU(B-C))∩A] = CUB

Thanks - Jun 19th 2010, 09:37 AMAckbeet
The Venn diagrams do not seem to bear that conclusion out. I think you can see that

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

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