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Mathematics
Mathematics
Problem
If
P
(
3
,
2
,
−
4
)
P(3, 2, -4)
P
(
3
,
2
,
−
4
)
,
Q
(
5
,
4
,
−
6
)
Q(5, 4, -6)
Q
(
5
,
4
,
−
6
)
and
R
(
9
,
8
,
−
10
)
R(9, 8, -10)
R
(
9
,
8
,
−
10
)
are collinear, then
R
R
R
divides
P
Q
PQ
P
Q
in the ratio a.
3
:
2
3 : 2
3
:
2
internally b.
3
:
2
3 : 2
3
:
2
externally c.
2
:
1
2 : 1
2
:
1
internally d.
2
:
1
2 : 1
2
:
1
externally
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