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Question Number 103969 by bobhans last updated on 18/Jul/20

$$howdoyousolve(D^3+12D^2+36D)y=0$$$$byconstantcoefficients$$

Answered by mr W last updated on 18/Jul/20

$$\lambda {(\lambda +6)}^2=0$$$$\lambda =0,-6,-6$$$$\Rightarrow y=(A+Bx)e^{-6x}+C$$

Commented by bobhans last updated on 18/Jul/20

$$simpleway$$

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