Question: Prove that if A cB, then BC CAC. QUESTION 2 Prove that if A CB. then A-C CB-C.


Prove that if A cB, then BC CAC. QUESTION 2 Prove that if A CB. then A-C CB-C. 

Prove that if A cB, then BC CAC. QUESTION 2 Prove that if A CB. then A-C CB-C.

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