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Khan Academy
Khan Academy: Differential Equations: Repeated Roots of Characteristic Equations
Video shows what happens when the characteristic equation has repeated roots. Explains why just using the one root will not give a correct general equation. Shows an example of solving a differential equation where the characteristic...
Khan Academy
Khan Academy: Differential Equations:repeated Roots of Characteristic Equation 2
Video shows example of solving a second order linear homogeneous differential equation when the characteristic equation has repeated roots. Includes using initial conditions to find a particular solution. [8:52]
Khan Academy
Khan Academy: Repeated Roots of the Characteristic Equation
What happens when the characteristic equation only has 1 repeated root?