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October 22, 2014

October 22, 2014

Posted by **mandeep** on Tuesday, November 27, 2012 at 6:14am.

Show that B = C.

- maths -
**kay**, Tuesday, November 27, 2012 at 9:40amyou can easily prove oit with a Venn diagram.

If not: AB=A+B-AB=A+B-AC

AUC=A+C-AC

As AUB=AUC then A+B-AC=A+C-AC hence; B=C

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