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madhukwd771-Visitor
1-Visitor
December 14, 2018
Question

not able to solve a second order ordinary differential equation

 I am trying to solve a second order ordinary differential equation.

I had attached mcdx file for reference. 

It says " This Value must be a function".

Please suggest the solution if possible.

my final requirement to plot the x(t), x'(t) & x''(t)

6 replies

ValeryOchkov24-Ruby IV
24-Ruby IV
December 14, 2018

ode.pngode-plot.png

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madhukwd771-VisitorAuthor
1-Visitor
December 14, 2018

Thanks a lot ValeryOchkov for quick solution of my problem.

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    ValeryOchkov24-Ruby IV
    24-Ruby IV
    December 14, 2018
    @madhukwd77 wrote:

    Thanks a lot ValeryOchkov for quick solution of my problem.

    You welcome!

    I do marks "solved" and "kudo" Smiley Winkin same cases!

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    LucMeekes23-Emerald IV
    23-Emerald IV
    December 14, 2018

    There are other ways:

    LM_20181214_Solve.png

    Attached is a Prime 5 file with a plot of this solution.

    Success!
    Luc

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    ValeryOchkov24-Ruby IV
    24-Ruby IV
    December 15, 2018

    Luc.pnghttps://www.wolframalpha.com/input/?i=m*x''(t)%2Bq*x'(t)%3Dc,+x(0)%3Dx0,+x'(0)%3D0

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    LucMeekes23-Emerald IV
    23-Emerald IV
    December 15, 2018

    Like this...Valery?

    LM_20181215_SolveDE.png

    Or did you want to see the quick method:

    LM_20181215_SolveDEs.png

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