Find a (real) general solution. State which rule you are using. Show each step of your work.
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Find a (real) general solution. State which rule you are using. Show each step of your work.
(3D2 + 27I)y = 3 cos x + cos 3x
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y A cos 3x B sin 3x 18 cos x 118 x sin 3x An import...View the full answer
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