Use the indicated change of variables to evaluate the double integral. √√√√x²x= y(x - y) dA X=U+V y = u

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Q: Urx + xu = 0, x = R, t > 0, Ut u(x,0) = (x).

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A: R=16 ΩL=8 HC=140 FEt=17cos2t At t=0 the capacitor is uncharged and there is no current flowing

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Q: *NO" > " * ' ( ; * ; + ¹) { "J

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Q: Use the method of reduction of order to solve the given differential equation. (1 − t) y″ + ty' − y…

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