6. For n E N, define gn R R by -{ := In(x): |x| n 1, if x ≤ n if |x| > n (a) Show that the sequence {n}_₁ is uniformly bounded. (b) Show that the sequence {n}a_1 is equicontinuous. (c) Show that the sequence {gn}=1 does not have a convergent subsequence.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.2: Arithmetic Sequences
Problem 64E
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6. For n E N, define 9n : R → R by
In(x) =
=
n
1,
9
if |x| ≤ n
if |x| > n
(a) Show that the sequence {n}_₁ is uniformly bounded.
(b) Show that the sequence {n}_₁ is equicontinuous.
n=1
(c) Show that the sequence {n} does not have a convergent subsequence.
∞
n=1
Transcribed Image Text:6. For n E N, define 9n : R → R by In(x) = = n 1, 9 if |x| ≤ n if |x| > n (a) Show that the sequence {n}_₁ is uniformly bounded. (b) Show that the sequence {n}_₁ is equicontinuous. n=1 (c) Show that the sequence {n} does not have a convergent subsequence. ∞ n=1
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