The equation of the sphere touching the three coordinate planes is |
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a) |
b) |
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c) |
d) |
The equation of the sphere touching the three coordinate planes is |
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a) |
b) |
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c) |
d) |
(b)
Since, the given sphere touching the three coordinates planes. So, it is clear that centre is and radius is
The equation of sphere at the centre and radius is
is the required equation of sphere