this one is tricky. help please!
y''-4y'+3y=2cosx+4sinx
i'm having trouble getting the Yp!

this one is tricky. help please!
y''-4y'+3y=2cosx+4sinx
i'm having trouble getting the Yp!

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You can try substituting y = asinx + bcosx

why would that help. I'm in diff eq as well and I wasn't thinking about that.

its called th method of undetermined coefficients

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