Let (un) and (Vn) be two sequences defined by n + "n Un+1 Un + Vn 0 < v1 < U1, Un+1 Un + Vn 2 (a) Show that (um) and (vn) are monotonic sequences. (b) Show that (un) and (vn) converge to the same limit.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.1: Infinite Sequences And Summation Notation
Problem 34E
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19. Let (un) and (Un) be two sequences defined by
u + v
Un + Un
0 < v1 < U1,
Un+1 =
Un+1
Un + Vn
2
(a) Show that (un) and (vn) are monotonic sequences.
(b) Show that (un) and (vn) converge to the same limit.
Transcribed Image Text:19. Let (un) and (Un) be two sequences defined by u + v Un + Un 0 < v1 < U1, Un+1 = Un+1 Un + Vn 2 (a) Show that (un) and (vn) are monotonic sequences. (b) Show that (un) and (vn) converge to the same limit.
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