Which of the following is NOT a valid expression for a Fourier coefficient of function f(t) with period 4T? Ⓒao=ff(t)dt be=ff(t) sin(6t)dt a = Which of the following are valid for Fourier coefficients of f(t)= = {1 |t| ≤ 4T 4 < t < 8T 0 with period 16. [Tick all that apply - points will be deducted for wrong answers.] f8dt = □bk=0ak = cos(kt)dt 14m 8T ak = 8x -8m cos()dt Which of the following expressions is NOT equal to zero? ○ 813 of sin(3x) sin(x) dx of sin(3x) cos(x)dx 12m T T □ao 18m f(t) cos(3t) dtao=/ff(t)dt 1 Oak = 4 cos(k)dt * sin(2x) dx Of cos (3x) cos(3x) dx
Which of the following is NOT a valid expression for a Fourier coefficient of function f(t) with period 4T? Ⓒao=ff(t)dt be=ff(t) sin(6t)dt a = Which of the following are valid for Fourier coefficients of f(t)= = {1 |t| ≤ 4T 4 < t < 8T 0 with period 16. [Tick all that apply - points will be deducted for wrong answers.] f8dt = □bk=0ak = cos(kt)dt 14m 8T ak = 8x -8m cos()dt Which of the following expressions is NOT equal to zero? ○ 813 of sin(3x) sin(x) dx of sin(3x) cos(x)dx 12m T T □ao 18m f(t) cos(3t) dtao=/ff(t)dt 1 Oak = 4 cos(k)dt * sin(2x) dx Of cos (3x) cos(3x) dx
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
![Which of the following is NOT a valid expression for a Fourier coefficient of function f(t) with period 4m?
Ⓒao=ff(t)dt
be=ff(t) sin(6t)dtas=
f(t) cos(3t)dt ao=/f f(t)dt
Which of the following are valid for Fourier coefficients of
1 t ≤ 4T
f(t)=
= {1 0
4
< t < 8T
with period 16. [Tick all that apply - points will be deducted for wrong answers.]
1
Ⓒao =
16-80
fdt
=
□bk=0ak = cos(kt)dt
14
-4T
ak
cos()dt
8m
ak =
8x
8K -8T
cos(k)dt
Which of the following expressions is NOT equal to zero?
○ 813
Of sin(3x) sin(a)da of sin(3x) cos(x) dx
12m
Of* sin(2x) dx of cos(3x) cos(3x)da](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F356f7170-0aa9-429d-a76c-eee9f02e4304%2Fc9c38673-ca8d-47e4-abed-099dec51ae03%2Fgwmhwin_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Which of the following is NOT a valid expression for a Fourier coefficient of function f(t) with period 4m?
Ⓒao=ff(t)dt
be=ff(t) sin(6t)dtas=
f(t) cos(3t)dt ao=/f f(t)dt
Which of the following are valid for Fourier coefficients of
1 t ≤ 4T
f(t)=
= {1 0
4
< t < 8T
with period 16. [Tick all that apply - points will be deducted for wrong answers.]
1
Ⓒao =
16-80
fdt
=
□bk=0ak = cos(kt)dt
14
-4T
ak
cos()dt
8m
ak =
8x
8K -8T
cos(k)dt
Which of the following expressions is NOT equal to zero?
○ 813
Of sin(3x) sin(a)da of sin(3x) cos(x) dx
12m
Of* sin(2x) dx of cos(3x) cos(3x)da
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