5. Solve the one-dimensional wave equation for a string of length 10 units, fixed on both ends, with a = 3, if the string is initially at rest and with an initial displacement of y(x,0)=x for 0

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Chapter2: Second-order Linear Odes
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1. Given the plot of the function f(t) in one period, determine completely the Euler
coefficients and write its Fourier series expansion.
3
f(t)
-3
3
-3
0,
C,
12
1
t
10
2. Given the periodic function over the period [-π/2, π/2]
f(x) = x |x|
t
a. Plot f(x) on the interval [-n, π]
b. Is the function even or odd?
c. Determine ao, an, bn.
d. Setup the Fourier Series Expansion of f(x)
2
3. Given the periodic function below defined over a period, determine completely the
Euler coefficients and write its Fourier series expansion.
f(x)
-c<x<0
0<x<c
4. Find the Fourier cosine expansion of f(x) = x²(3L-2x) on [0,L].
3
5. Solve the one-dimensional wave equation for a string of length 10 units, fixed on both
ends, with a = 3, if the string is initially at rest and with an initial displacement of
y(x,0)=x for 0<x< 10.
Transcribed Image Text:1. Given the plot of the function f(t) in one period, determine completely the Euler coefficients and write its Fourier series expansion. 3 f(t) -3 3 -3 0, C, 12 1 t 10 2. Given the periodic function over the period [-π/2, π/2] f(x) = x |x| t a. Plot f(x) on the interval [-n, π] b. Is the function even or odd? c. Determine ao, an, bn. d. Setup the Fourier Series Expansion of f(x) 2 3. Given the periodic function below defined over a period, determine completely the Euler coefficients and write its Fourier series expansion. f(x) -c<x<0 0<x<c 4. Find the Fourier cosine expansion of f(x) = x²(3L-2x) on [0,L]. 3 5. Solve the one-dimensional wave equation for a string of length 10 units, fixed on both ends, with a = 3, if the string is initially at rest and with an initial displacement of y(x,0)=x for 0<x< 10.
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