The radius of the sphere `3x ^2 +3y^2 +3z^2 -8x+4y+8z -15= 0` is
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Q 2241634523.
The radius of the sphere
`3x ^2 +3y^2 +3z^2 -8x+4y+8z -15= 0` is
NDA 2015 Paper 1 September
A
`2`
B
`3`
C
`4`
D
`5`
HINT
Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)
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