(a) Prove that (un)neN is a strictly decreasing sequence.

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.1: Postulates For The Integers (optional)
Problem 27E: Let x and y be in Z, not both zero, then x2+y2Z+.
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3. Let u₁>√5 and define u2, uz, U4,
by the formula
1 = (1+1).
(un
Un
Un+1 =
Transcribed Image Text:3. Let u₁>√5 and define u2, uz, U4, by the formula 1 = (1+1). (un Un Un+1 =
(a) Prove that (un)neN is a strictly decreasing sequence.
Transcribed Image Text:(a) Prove that (un)neN is a strictly decreasing sequence.
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