Let A and C be subset of with boundaries B(A), B(C) respectively. Prove or disprove:

(1) B(AUC) = B(A)UB(C)

(2) B(A C) = B(A) B(C)

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- Sep 14th 2010, 06:23 PMwopashuione prove question
Let A and C be subset of with boundaries B(A), B(C) respectively. Prove or disprove:

(1) B(AUC) = B(A)UB(C)

(2) B(A C) = B(A) B(C) - Sep 14th 2010, 06:33 PMundefined
- Sep 19th 2010, 12:20 PMwopashui
- Sep 19th 2010, 12:32 PMundefined