3. [LATEX question] Given convergent sequences (an) and (bn) where lim ana, nx lim bnb, nx define the sequence (cn) by cn = max(an, bn) (where, just to be completely precise, we can define max(x, y) = = { xif xy, y otherwise. ). Show that lim cn = max(a, b). (Hint: consider the cases a = b, a ‡ b) n x

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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3. [LATEX question] Given convergent sequences (an) and (bn) where
lim ana,
n→∞
lim bn =b,
n-x
define the sequence (Cn) by Cn = max(an, bn) (where, just to be completely precise,
we can define
max(x, y) =
x
Y
if x > y,
otherwise.
). Show that lim cn = max(a, b). (Hint: consider the cases a = b, a + b)
n→∞
Transcribed Image Text:3. [LATEX question] Given convergent sequences (an) and (bn) where lim ana, n→∞ lim bn =b, n-x define the sequence (Cn) by Cn = max(an, bn) (where, just to be completely precise, we can define max(x, y) = x Y if x > y, otherwise. ). Show that lim cn = max(a, b). (Hint: consider the cases a = b, a + b) n→∞
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