solving a quadratic equation

solving a quadratic equation - Mensajes

#1 Publicado: 6/10/2015 17:57:54
brotjob

brotjob

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I am doing something that seems fairly simple but I get no result. What am I missing?
PTC.png
#2 Publicado: 7/10/2015 10:29:18
fdufnews

fdufnews

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As said in the reference book: "Cannot solve for variables with units."
#3 Publicado: 7/10/2015 14:32:45
brotjob

brotjob

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I read the German handbook by Dr. Martin Kraska and on page 109 he states that Solve() can deal with units which would be a major advantage over solve(). Anyway, if I delete the units the error persists so I think the units are not the cause.
#4 Publicado: 7/10/2015 16:34:05
Oscar Campo

Oscar Campo

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Wrote

I read the German handbook by Dr. Martin Kraska and on page 109 he states that Solve() can deal with units which would be a major advantage over solve(). Anyway, if I delete the units the error persists so I think the units are not the cause.



Use:
Solving cuadEquation

Regards,

Oscar
#5 Publicado: 7/10/2015 19:39:13
brotjob

brotjob

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Thanks! Of course it makes more sense with a coefficient in Ohm/V and we must select the positive solution:
PTC2.png
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