Question: Write a trial solution for the method of undetermined coefficients. Do not determine the coefficients. y'' + 4y = cos 4x + cos 2x

Write a trial solution for the method of undetermined coefficients. Do not determine the coefficients.

y'' + 4y = cos 4x + cos 2x

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Here yx C cos 2x c sin 2x For y 4y cos 4x try Y x A cos ... View full answer

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