University of Florida/Egm4313/s12.team11.gooding/R2/2.8

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Problem R2.8


Problem Statement[edit]


Find a general solution. Check your answer by substitution.

Problem 8[edit]



Let:

Characteristic Equation[edit]



Using the quadratic equation to find roots we get:


Therefore:


Check By Substitution[edit]





Substituting into the original equation, the result is

 

Problem 15[edit]



Let:

Characteristic Equation[edit]



Using the quadratic equation to find roots we get:


Therefore:


Check By Substitution[edit]





Substituting into the original equation, the result is

 

Egm4313.s12.team11.gooding 03:41, 7 February 2012 (UTC)