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Mathematics
Mathematics
Problem
The distance from
(
4
,
−
2
,
1
)
(4, -2, 1)
(
4
,
−
2
,
1
)
to
(
1
,
3
,
k
)
(1, 3, k)
(
1
,
3
,
k
)
is 8 units. Find the possible values of
k
k
k
.
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