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Mathematics
Mathematics
Problem
A sphere has diameter [PQ], where P is
(
4
,
−
2
,
3
)
(4, -2, 3)
(
4
,
−
2
,
3
)
and Q is
(
−
6
,
2
,
−
5
)
(-6, 2, -5)
(
−
6
,
2
,
−
5
)
. a. a Find the coordinates of the centre of the sphere. b. b Find the radius of the sphere. c. c Hence find the volume and surface area of the sphere.
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