1. Let a, = 1 and an+1 = 1+ 1+an (a) Find the first six terms of the sequence {an}. (b) Prove that {an} is bounded. (c) Prove that {a1,a3,a5, ... , A2n+1» …..} is increasing and {a2, a4, a6, ... , a2n, ...} is decreasing. (d) Find lim an.
1. Let a, = 1 and an+1 = 1+ 1+an (a) Find the first six terms of the sequence {an}. (b) Prove that {an} is bounded. (c) Prove that {a1,a3,a5, ... , A2n+1» …..} is increasing and {a2, a4, a6, ... , a2n, ...} is decreasing. (d) Find lim an.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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
Transcribed Image Text:1. Let a, = 1 and an+1 = 1+
1+an
(a) Find the first six terms of the sequence {an}.
(b) Prove that {an} is bounded.
(c) Prove that {a1,a3,a5, ... , A2n+1» …..} is increasing
and {a2, a4, a6, ... , a2n, ...} is decreasing.
(d) Find lim an.
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