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Mathematics
Mathematics
Problem
The points
(
1
,
3
,
−
2
)
(1,3,-2)
(
1
,
3
,
−
2
)
and
(
5
,
−
1
,
6
)
(5,-1,6)
(
5
,
−
1
,
6
)
are the endpoints of a diameter of a sphere. Identify the coordinates of the centre of the sphere. a)
(
6
,
2
,
4
)
(6,2,4)
(
6
,
2
,
4
)
b)
(
3
,
−
1
,
2
)
(3,-1,2)
(
3
,
−
1
,
2
)
c)
(
3
,
1
,
2
)
(3,1,2)
(
3
,
1
,
2
)
d)
(
1
,
3
,
−
2
)
(1,3,-2)
(
1
,
3
,
−
2
)
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