hi..how to draw this in 3d mode?

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hi..how to draw this in 3d mode?

Post  mendyeta on Sat Jun 05, 2010 11:11 am

(x^2/a^2)+ (y^2/b^2) +(z^2/c^2)=1

its elipso'id

instand a b and c
i can change its to numbers
but how can i draw it i try to define z=z
but its not possible..

?

mendyeta
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Re: hi..how to draw this in 3d mode?

Post  runiter on Sun Jun 06, 2010 11:57 pm

You can rearrange the formula to start with z=

So to plot what you want, type this instead:

z=(((x^2/a^2)+ (y^2/b^2))*c^2)^0.5
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