Find the general solution of a 4th order linear homogenous d.e. with real number coefficients if two soultions are and .
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Originally Posted by tigergirl Find the general solution of a 4th order linear homogenous d.e. with real number coefficients if two soultions are and . So you know that the auxillary equaiton is degree 4. represents the solution to a degree to of the form and is of the form so the other two solutions are
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