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3D graphing

  • Thread starter glitchy
  • Start date
  • #1
17
0
I'm looking for a program which can draw 3D graphs which can identify the generating curves and ruling.

i'm trying to draw up these 2 graphs

z = 2x^2 + y^2

x^2/9 + y^2/9 + z^2/16 = 1

any ideas?
 

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