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Mathematics
Mathematics
Problem
5. Find the equation of the set of points P , the sum of whose distances from
A
(
4
,
0
,
0
)
\mathrm{A}(4,0,0)
A
(
4
,
0
,
0
)
and
B
(
−
4
,
0
,
0
)
\mathrm{B}(-4,0,0)
B
(
−
4
,
0
,
0
)
is equal to 10.
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