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The Nuts and Bolts of Proofs, 4th Edition
book

The Nuts and Bolts of Proofs, 4th Edition

by Antonella Cupillari
January 2011
Beginner content levelBeginner
296 pages
11h 43m
English
Academic Press
Content preview from The Nuts and Bolts of Proofs, 4th Edition
6. Prove or disprove the following statement: The sets A = {all integer multiples of 16 and 36} and
B = {all integer mu lti ples of 576} are equal.
7. Prove or disprove the following equalities, with A, B, and C subsets of a universal set U:
a. A (B C)=(A B) C
b. (A B C) = A B C
8. Prove or disprove the claim that the sets
A = x, yÞjy = x
2
1 with x and x g
and B = ðx, yÞjy =
x
4
1
x
2
+ 1
with x and y

are equal.
9. Prove or disp rove the following statement: Let A and B be two subsets of the same set U.IfA B is
empty, then either A is empty or A B.
10. Prove or disprove the following statement: Let A and B be two ...
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Publisher Resources

ISBN: 9780123822178