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Second Order Differential Equations

Second OrderDifferential Equations this Section we start to learn how to solve Second Order Differential Equations of a particular type:those that are linear and have constant coefficients. Such Equations are used widely in the modellingof physical phenomena, for example, in the analysis of vibrating systems and the analysis of solution of these Equations is achieved in stages. The first stage is to find what is called a com-plementary function . The Second stage is to find a particular integral . Finally, the complementaryfunction and the particular integral are combined to form the general solution. PrerequisitesBefore starting this Section you should.

Differential Equations ... The homogeneous form of (3) is the case when f(x) ≡ 0: a d2y dx2 +b dy dx +cy = 0 (4) To find the general solution of (3), it is first necessary to solve (4). The general solution of (4) is called the complementary function and will always contain two arbitrary constants. We will denote

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