Posted by **susan** on Saturday, August 18, 2012 at 1:16pm.

Tell whether each of the following is true for all sets

A, B, or C. If false, give a counterexample.

c. A¿(BUC) = (A¿B) UC

d. (A-B)¿A=A

e. A-(B¿C) = (A-B) ¿ (A-C)

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