Problem #5: Expand the following function in a Fourier series of period 4. fx5x27x, 0 <...
Problem # 1: Let 3-1x< . f(x) 7x 0 x1 The Fourier series for f(x). (an cosx bsinx f(x) n1 is of the form f(x)Co (g1(n,x) + g2(n, x) ) n-1 (a) Find the value of co. (b) Find the function gi(n,x) (c) Find the function g(n, x) Problem #2 : Let f (x ) = 8-9x, - x< I Using the same notation as n Problem #1 above, (a) find the value of co- (b) find the function g1(n,x)....
Solve using the notation below. Only solve if you know how to answer it Problem #5: Expand the following function in a Fourier series Using notation similar to Problem #2 above, (a) Find the value of co (b) Find the function gi(n, x) () Find the function g2(n, x) Enter your answer symbolically as in these examples 135/2 Problem #5(a) 135 Enter your answer as a symbolic (150/ (n *pi 2))*cos( (n pi*x*2) function of x,n, as in these examples...
Answers to PART 3B and 3C is required in the following form Problem #3: Expand the following function in a cosine series, f(x) 2 45 x < -1 7 -1 sx< 1 2 1sx< 4 and then using the notation from Problem #2 above, (a) find the value of co. (b) find the function gi(n,x). 13/4 Problem #3(a): 13 4 Enter your answer symbolically, as in these examples Problem #3(b) Enter your answer as a symbolic function of x,n, as...
Fourier Series Expand each function into its cosine series and sine series for the given period P = 2π f(x) = cos x
Question 4. Calculate the Fourier sine series and the Fourier cosine series of the function f(x) = sin(x) on the interval [0, 1]. Hint: For the cosine series, it is easiest to use the complex exponential version of Fourier series. Question 5. Solve the following boundary value problem: Ut – 3Uzx = 0, u(0,t) = u(2,t) = 0, u(x,0) = –2? + 22 Question 6. Solve the following boundary value problem: Ut – Uxx = 0, Uz(-7,t) = uz (77,t)...
5. Expand the following functions as Fourier-Legendre series: (i) f(x)=x3 x >0 x < 0 1, (ii) f(x) = lo, 5. Expand the following functions as Fourier-Legendre series: (i) f(x)=x3 x >0 x
= Problem #2: The function f(x) sin(4x) on [0:1] is expanded in a Fourier series of period Which of the following statement is true about the Fourier series of f? (A) The Fourier series of f has only cosine terms. (B) The Fourier series of f has neither sine nor cosine terms. (C) The Fourier series of f has both sine and cosine terms. (D) The Fourier series of f has only sine terms.
Let f(x) = x.a) Expand f(x) in a Fourier cosine series for 0 ≤ x ≤ π.b) Expand f{x) in a Fourier sine series for 0 ≤ x < π.c) Expand fix) in a Fourier cosine series for 0 ≤ x ≤ 1.d) Expand fix) in a Fourier sine series for 0 ≤ x < 1.
1. If Ea) 2. The Fourier series expansion of the function f() which is defined over one period by , 1<zc2 is f(z) = ao + Find the coefficients an and simplify you answer. 1 z sin ax cos ar Jzcos az dz = Hint: f(x) cos(n") dz and a.-Th 3. The propagation of waves along a particular string is governed by the following bound- ary value problem u(0,t) 0 ue(8,t)0 u(x,0) = f(x) u(x,0) g(x) Use the separation of...
4. Let f(x) = 6-2x, 0<x 2 (a) Expand f(x) into a periodic function of period 2, ie. construct the function F(x), such that F(x)-f (x), 0xS 2, and Fx) F(x+2) for all real numbers x. (This process is called the "full-range expansion" of f(x) into a Fourier series.) Find the Fourier series of Fr). Then sketch 3 periods of Fx). (b) Expand fx) into a cosine series of period 4. Find the Fourier series and sketch 3 periods (c)...