ordinary differential eqn (ii)

2009-09-25 9:43 am
find the particular solution for each of the following ordinary differential equation that satisfying the given initial conditions.

(a) (ylnx - x) dx + ( y + xlnx - x ) dy = 0 ; y(1) = 4

(b) x cos(y/x) (dy/dx) = y cos(y/x) - x ; y(1) = 0

ugent, thanks

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