Find the Fourier sine integral representation of the function.
f(x)
= 4-x if 0<x<4
= 0 if x>4
whereδ(x) is the Dirac's Delta Function
3. Find the Fourier sine integral representation for 3. Find the Fourier sine integral representation for
1. Express function Faz) = sin(A sin tr), 0 < x < as a Fourier sine series. λ is a parameter. Hint: use the integral representation for Bessel functions.
fourier analysis 2. (a) Find the Fourier sine transform of b) Write f(x) as an inverse sine transform Hint: Don't directly calculate F,[f (x)(w). Begin with showing the representation sin wxdw. x >0 ㄧㄨ and then interchanging x and w in the representation. Now look at it carefully, what does the equation tell you?
Integral Transform Find the Fourier Sine transform of the following functions: (a) F {e-a2} (b) Fo{qz1a2}
0and / is an odd function of t, find the Fourier sine sin wt d for 0<t< 1 10, (a) If f(t) = for t a 0 transform of f. Deduce thato s if0<t < a. What is the value of the integral for t2 a? for 0 < t < b (b) If g(t)-{ b-t and g is an even function of t, find the Fourier 0 cosine transform of g. Deduce that foo 1-w2bw cosa t dw =...
(1 point) Consider the Fourier sine series: ) 14, sin( f(z) a. Find the Fourier coefficients for the function f(x)-9, 0, TL b. Use the computer to draw the Fourier sine series of f(x), for x E-15, 151, showing clearly all points of convergence. Also, show the graphs with the partial sums of the Fourier series using n = 5 and n = 20 terms. (1 point) Consider the Fourier sine series: ) 14, sin( f(z) a. Find the Fourier...
(1 point) Find the appropriate Fourier cosine or sine series expansion for the function f(x) = sin(x), -A<<. Decide whether the function is odd or even: f(3) = C + C +
n=7 Question 3 3 pts Find the Fourier Sine series for the function defined by f(x) = { 0, 2n, 0 <*n n<<2n and write down, 1. The period T and the frequency wo of the Fourier Sine series 2. The coefficients for r = 1,2,3,...
i) Find the Fourier coefficient b for the half-range sine series to represent the function f (x) defined by f(x)=3+x, 0<x<4. (12 marks) ii) Rewrite f(x) as a Fourier series expansion and simplify where appropriate. (3 marks)
n=2 Question 3 3 pts Find the Fourier Sine series for the function defined by 0<c<n f() = { 0, 2n, n<3 < 2n and write down, 1. The period T and the frequency wo of the Fourier Sine series 2. The coefficients bn for n = 1,2,3,...