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OpenStudy (ajprincess):
pls help.:) using the given substitution, reduce the following equation into a linear equation with constant coefficients and hence solve it. \[x^2y"-xy'+4y=cos(lnx)+xsin(lnx);x=e^t\]
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OpenStudy (ajprincess):
@hartnn
OpenStudy (ajprincess):
|dw:1386862983419:dw| Am I right?
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