In each of Problems 1 through 10, find the Fourier cosine and sine integral representations of the func- tion. Determine what each integral representation converges to. x* for 0 10

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Author:Erwin Kreyszig
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SECTION 142
PROBLEMS
In each of Problems 1 through 10, find the Fourier
cosine and sine integrał representations of the func-
tion. Determine what each integral representation
converges to.
x? for 0< x< 10
1. f(x)=.
for x> 10
sin(x) for 0<x< 2x
2. f(x)=
for x> 27
1 for 0<x<1
3. f(x) = {2 for 1<x<4
0 for x> 4
cosh(x)
) for 0s*< 5
4. f(x)=
for x> 5
Transcribed Image Text:SECTION 142 PROBLEMS In each of Problems 1 through 10, find the Fourier cosine and sine integrał representations of the func- tion. Determine what each integral representation converges to. x? for 0< x< 10 1. f(x)=. for x> 10 sin(x) for 0<x< 2x 2. f(x)= for x> 27 1 for 0<x<1 3. f(x) = {2 for 1<x<4 0 for x> 4 cosh(x) ) for 0s*< 5 4. f(x)= for x> 5
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