Study Guide for Chap Four

Study Guide for Chap 4.

Able to determine intervals in which solutions are sure to exist.
Using the characteristic equation to find the solution of a homogeneous equation with constant coefficients.
Using the method of undetermined coefficients to find the solution of a nonhomogeneous equation with constant coefficients.
Knowing how to determining a particular solution of a nonhomogeneous nth order linear differential equation by means of variation of parameters.