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MAT244--Lectures & Home Assignments / non-homogeneous guessing question
« on: October 08, 2018, 10:37:22 AM »
during solving the general solution for the non-homogeneous equation, why should we guessing an answer combine sin&cos together for
an equation like the right-hand side only contains one of the sin&cos.
Thanks!
an equation like the right-hand side only contains one of the sin&cos.
Thanks!