posted by Pam .
Will someone send me the ti 83 steps for: determine the graph of the equation: 9x^2+25y^2+z^2=225
if one is available.
The equation is that of an ellipsoid. Dividing the equation by 225 yields:
5 and 3 are the equatorial radii, along the x and y axes, and 15 is the polar radius, along the z axis.