A Transition to Advanced Mathematics
A Transition to Advanced Mathematics
8th Edition
ISBN: 9781285463261
Author: Douglas Smith, Maurice Eggen, Richard St. Andre
Publisher: Cengage Learning
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Chapter 7.1, Problem 14E

(a)

To determine

To Find: The example of set A and B of real number such that ABϕ,sup(AB)<sup(A),andsup(AB)<sup(B) .

(b)

To determine

To prove: The relationship among sup(A),sup(B)andsup(AB) .

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A Transition to Advanced Mathematics

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