what is the equation of a sphere with the given: 2x^2 + 2z^2 - 2x - 3y + 5z -2=0 ???

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what is the equation of a sphere with the given: 2x^2 + 2z^2 - 2x - 3y + 5z -2=0 ???

Sorry, I am very confused with this sphere equation stuff =P

2007-09-06 09:05:54 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

yo neil why don't you shut up I have problems with my homework idiot..

2007-09-06 09:12:29 · update #1

2 answers

dude...find something else to do with your time!!!

9/7/07. Did you get it figured out and did the teacher give you an A? Sorry I did not know it was for homework puposes.

2007-09-06 09:09:00 · answer #1 · answered by neil d 2 · 0⤊ 1⤋

Get all the like term together:

2x^2 - 2x - 3y - 2 + 2z^2 + 5z = 0.

Then complete the square on the x's and z's; the coefficient of y^2 is 0.

I'm not certain this is a sphere because of that. You didn't leave anything out, did you?

2007-09-06 09:15:09 · answer #2 · answered by Mathsorcerer 7 · 1⤊ 0⤋