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Mathematics 8 Online
OpenStudy (anonymous):

Find the equation of the ellipsoid passing through the points (\pm 3,0,0),(0,\pm 3,0) and (0,0,\pm 3)

OpenStudy (anonymous):

pm = plus-minus

geerky42 (geerky42):

General formula for sphere with radius r and centered at (a, b, c) is \[\large(x-a)^2+(y-b)^2+(z-c)^2=r^2\]

OpenStudy (anonymous):

Can I have an explanation please? I know the variables but I don't even know where to begin :S

geerky42 (geerky42):

Do you understand why it is sphere, right? do you know where this sphere is centered at? what is its radius?

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