(adsbygoogle = window.adsbygoogle || []).push({}); Convert to Parametric Equation of surface???

How would I go about converting

[tex] 9x^2+4y^2+z^2 = 640 [/tex]

I tried just to solve for each variable but this doesn't seem right

for example

[tex] \sqrt{\frac{640-z^2-4y^2}{9}}=x [/tex]

[tex] \sqrt{\frac{640-z^2-9x^2}{4}}=y [/tex]

[tex] \sqrt{\frac{640-4y^2-9x^2}{1}}=z [/tex]

**Physics Forums | Science Articles, Homework Help, Discussion**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Homework Help: Convert to Parametric Equation of surface?

**Physics Forums | Science Articles, Homework Help, Discussion**