SPAN 398 Study Guide - Final Guide: Poblano, Maluma (Singer), Seny

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29 Mar 2019
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Derivadas parciales: en los siguientes ejercicios determine. X2 y: la ecuaci on de laplace bidimensional es, yz + x ln y = z2 d ) ez = xyz fzyx, f (x, y, z) = exyz2 f ) w = ex sen yz, wxyz. Z y x: w = x y + 2z uxx + uyy = 0. Determine si la funci on u(x, y) dada es una soluci on de la ecuaci on (3). (1) (2) (3) 1 t t = 3 z = 4 t; z = et; t = 1 t = 3 t = 1: determine las derivadas parciales. = st2, = s2t s t y = 2u + v: t , p = u2 + v2 + w2, u = xey, v = p q r; R v = yex, w = exy; cuando p = 2, q = 1, r = 4.

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