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home work, i skipped classes and i have no idea how to do this and it needs to be done by tomorrow pls help
Analyze the validity of the following equalities
(Use Venn diagram)
if it's valid prove it
(A-B)-C=A-(BnC)
(A-B)-C=A-(BuC)
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pls someone, it doesn't even need to be done right, i just need to bring something tomorrow
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It would only be valid if BnA = CnA
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>>269845
many thanks, what about the other one?does that diagram solves both?
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>>269875
o shit i thought you accidentally pasted it twice
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File: second.png (41KB, 1180x508px) Image search:
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41KB, 1180x508px
>>269875
>>269812
here's the second one
It is valid
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>>269897
you don't need to do anything else to prove that is valid?
Thread posts: 7
Thread images: 3
Thread images: 3