Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN: 9781133382119
Author: Swokowski
Publisher: Cengage
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Question
For number 4 the answer is B
Could you explain why
![Solution
solutions...
answers2...
Answers....
08-exam...
05-exam...
3appello-
4 Let f be the sum of the power series
(A) ƒ"(0) =
2
√11
(B) f(7)(0) = 0
(C) the domain of f is [-1, 1]
Σντί
1
3n
x³n. Then
√1+5n
n=0
(D) the domain of f contains the interval (-√√5, √5)
5 Let f RR be a continuous 2π-periodic function whose Fourier series is
I
8+
12
Then the quadratic norm of f equals
n=1
cos (nx).
3n](https://content.bartleby.com/qna-images/question/6099d21a-e15a-47f8-adbb-0c871c33581f/d6da03f8-f595-4902-a3a7-a29911c3847f/xu6h6v_thumbnail.jpeg)
Transcribed Image Text:Solution
solutions...
answers2...
Answers....
08-exam...
05-exam...
3appello-
4 Let f be the sum of the power series
(A) ƒ"(0) =
2
√11
(B) f(7)(0) = 0
(C) the domain of f is [-1, 1]
Σντί
1
3n
x³n. Then
√1+5n
n=0
(D) the domain of f contains the interval (-√√5, √5)
5 Let f RR be a continuous 2π-periodic function whose Fourier series is
I
8+
12
Then the quadratic norm of f equals
n=1
cos (nx).
3n
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