fk (x) = fk (x) 9k (x) = { 9k (x) = = = sin x k X 1+kx² if |x ≤ k if |x|> k. ((-1²) c -) cos(kx)
fk (x) = fk (x) 9k (x) = { 9k (x) = = = sin x k X 1+kx² if |x ≤ k if |x|> k. ((-1²) c -) cos(kx)
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
![1. Determine whether the following sequences converge pointwise or uniformly on R where
k E N.
(a)
(b)
(c)
(d)
fk (x)
fk (x)
=
9k (x) =
=
=
9k(X) = {
{
k²,
1
x²,
sin x
k
X
1+kx²
if |x| ≤ k
if |x|> k.
((-1)²) o
-) cos(kx)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff2e948f6-fd6f-485f-942e-c931230f8579%2F0077ccfe-c7aa-4f3a-9bed-54b3992384a4%2Fcbxndd_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1. Determine whether the following sequences converge pointwise or uniformly on R where
k E N.
(a)
(b)
(c)
(d)
fk (x)
fk (x)
=
9k (x) =
=
=
9k(X) = {
{
k²,
1
x²,
sin x
k
X
1+kx²
if |x| ≤ k
if |x|> k.
((-1)²) o
-) cos(kx)
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