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(a) Solve Un+2 - 7un+1 +12un = cos n.
(a) From the following table, estimate the number of students who obtained marks between 40 and 45.
(e) Use Picard method to approximate y when x = 0.2 given that y =1 when x = 0 and
10)(d) Express y = 2x3- 3x2 + 3x - 10 in a factorial notation hence show that
(c) If derive a difference equation by eliminating the arbitrary constants A and B.
(b) Find the fourier transform of the function
(a) Is it possible to expand the function in the interval Explain it.
(b) Use the Runge-Kutta fourth order method to find y(0.2) with h = 0.1 for the initial value problem
(a) Use Taylor's series method to solve the equation
. (b) Evaluate by using
(i) Trapezoidal rule
(ii) Simpson's rule.
(iii)Simpson's rule.
(a) From the following table, find the value of x for which y is minimum and find this value of y.
(b) Using Lagrange's formulae, find the form of the function f(x) given that
(a) Expand f(x) = as a fourier series in the interval
0.01- PIES. (b) Use Gauss-Seidel method to solve the system of equations:
3x + y + z = 1
x + 3y - z = 11
x-2y + 4y =21
(a) Find the real root of the equation xex - 3 = 0 correct to three decimal places.
(b) Solve: Yn+2+6yn+1 +9yn = 2n. given yo = y1 = 0.
(a) Find using convolution theorem.
(b) Solve the following difference equation
Un+1 + n = 3un + 2v,,Vn+1 - n= un + 2Vn
Given up
(b) Obtain the constant term and the coefficient of the first sine and cosine term in the Fourier series of f(x) as given in the following table:
(a) Solve the equation= given'u (4,0) = 6e-3x
b) Find the fourier series for f(x) if f(x) =
deduce that
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