Answer to Question #58207 in Differential Equations for Nayan Jyoti Das

Question #58207

6. Determine whether the following PDEs can be reduced to a set of two ODEs by the method
of separation of variables.

i) d^2 u / dx^2 + d^2 u / dy^2 = x

ii) x d^2 u / dx^2 + t du/dt = 0

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