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Tìm nghiệm của sin(nx/m) = 0 với n, m là số nguyên?

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+sinx, 0 < x < π,. (5) with boundary conditions u(0,t) = 0, u(π,t) = β, t > 0. (6) and initial condition u(x,0) = 0, 0 < x < π. (7) where β is a constant. (a) ... We present the results of a comprehensive series of measurements on glow-discharge (plasma) - deposited silicon nitride films SiN x :H, with x in the range 0 < ... (h) sin(x) + cos(x). (i) x + sin(x). (j) ex. 3. Find the Fourier series for the function f(x) = n. 0. −π

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sinx = 0


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