What can you say about the sets A and B if we know that a) A

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What can you say about the sets A and B if we know that
a) A ∪ B = A?
b) A ∩ B = A?
c) A − B = A?
d) A ∩ B = B ∩ A?
e) A − B = B − A?

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Discrete Mathematics and Its Applications

ISBN: 978-0073383095

7th edition

Authors: Kenneth H. Rosen

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Question Posted: May 02, 2016 12:16 PM

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What can you say about the sets A and B if we know that a) A

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a If B adds nothing new to A then we can conclude that all the elements of B were alread...View the full answer

Discrete Mathematics and Its Applications

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