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

how do you solve (D^3 +12D^2 +36D)y=0  by constant coefficients

howdoyousolve(D3+12D2+36D)y=0byconstantcoefficients

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

λ(λ+6)^2 =0  λ=0,−6,−6  ⇒y=(A+Bx)e^(−6x) +C

λ(λ+6)2=0λ=0,6,6y=(A+Bx)e6x+C

Commented by bobhans last updated on 18/Jul/20

simple way

simpleway

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