Am I correct in assuming: using A-B = AnB' (A-B)-C = (A-C)-B (AnB') - C (AnB')nC' AnB'nC' AnC'nB' <- is this legal? (A-C)nB' = (A-C)-B Thanks for any help.
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Originally Posted by dunsta Am I correct in assuming: using A-B = AnB' (A-B)-C = (A-C)-B (AnB') - C (AnB')nC' AnB'nC' AnC'nB' <- is this legal? (A-C)nB' = (A-C)-B Thanks for any help. Yes, that's legal because is commutative ( ) and associative ( ). Thus, you're correct in saying that from which the desired result follows. Does this make sense?
Thanks, i like to know I am doing things correctly and not just assuming I am. I really appreciate your help and this forum!
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