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Byju's Answer
Standard X
Mathematics
Section Formula
P1, -2 is a p...
Question
P
(
1
,
−
2
)
is a point on the line segment
A
(
3
,
−
6
)
and
B
(
x
,
y
)
such that AP
:
PB is equal to
2
:
3
. Find the coordinates of B.
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Solution
As P is in between A&B, with the ratio known, we use Section formula.
m
:
n
=
2
:
3
P
x
=
(
x
×
2
)
+
(
3
×
3
)
2
+
3
⟹
1
=
2
x
+
9
5
⟹
x
=
−
2
Similarly, Use it to find y:
y
=
4
Thus
B
:
(
−
2
,
4
)
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