Consider y(5) + y" = 1+ cos( – t). Then a suit- able form of the particular solution can be written as yp(t) = (A) At + B+ C sin 2t + D cos 2t (B) At³ + B sin 2t + C cos 2t (C) At? + B sin t + C cos t (D) At³ + Bt sin t + Ct cos t (E) At³ + B sint + C cos t

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.