1550078481-Ordinary_Differential_Equations__Roberts_

558

1 5.

Ordinary Differential Equations

+c,{c'x sinx m + c'xooex (~}

• 
  

  cs{e'x cos~ (-! )-,ax sin 4x (~}

  
  


• 
  

  ~{caxsin4x (-!) +,ax cos4x (~}

  
  

y ~ c>{cax cos2x m _,ax sin2x (~}

+ ~{c

3

X sin2x m +,ax cos2x (~}

(

0. (0) ( c^1 e

3

x cos 2x + c^2 e

3

x sin 2x )

+

0 x + 0 2x = - c1e^3 x sin 2x + c2e^3 x cos 2x

c3 1 e C4 0 e C3e x

0 1 C4e^2 x