2 degree equation with 2 variables

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Baklouti Sana
Baklouti Sana am 15 Jul. 2015
Kommentiert: Walter Roberson am 6 Aug. 2015
I have a problem to solve my equations . I want to determine x and y . they are related with two equations eq1 and eq2 . these equations are second order. My code is attached . help me please ... It's urgent

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Torsten
Torsten am 15 Jul. 2015
Since you use diff(diff(...)), I suspect you want to solve differential equations, not algebraic equations.
If this is the case, use "dsolve" instead of "solve".
If no explicit solution can be found, integrate your equations numerically (e.g. using ODE45).
Best wishes
Torsten.
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Baklouti Sana
Baklouti Sana am 15 Jul. 2015
I still face a problem
Torsten
Torsten am 15 Jul. 2015
Which problem ? I can't execute your Matlab code ...
Best wishes
Torsten.

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