+ ² ) ". (a) Define the sequence {bn} by b₁ = 2, and for n ≥ 2, 1 n! Recall that e = lim 1 818 bn = bn-1 + Show that the sequence {b} converges to e. (b) Let {an} be the sequence defined by an - (₁ + ² ) ". (i) Show that {an} is an increasing sequence. (ii) Show that the sequence {an} is bounded above. (iii) Show that the sequence {a} converges to e².

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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quedtion b

li (1+1)".
(a) Define the sequence {b} by b₁ = 2, and for n ≥ 2,
Recall that e lim (1+
bn = bn-1 +
Show that the sequence {bn} converges to e.
(b) Let {an} be the sequence defined by
dim
1+
1
n!
(i) Show that {an} is an increasing sequence.
(ii) Show that the sequence {an} is bounded above.
(iii) Show that the sequence {an} converges to e².
Transcribed Image Text:li (1+1)". (a) Define the sequence {b} by b₁ = 2, and for n ≥ 2, Recall that e lim (1+ bn = bn-1 + Show that the sequence {bn} converges to e. (b) Let {an} be the sequence defined by dim 1+ 1 n! (i) Show that {an} is an increasing sequence. (ii) Show that the sequence {an} is bounded above. (iii) Show that the sequence {an} converges to e².
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