If `I` be the incentre of the triangle `ABC` and `a, b, c` be the lengths of the sides then the force `a vec(IA) + b
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Q 2251112924.
If `I` be the incentre of the triangle `ABC` and `a, b, c` be the
lengths of the sides then the force `a vec(IA) + b vec(IB) + c vec(IC )` is
equals to
A
`-1`
B
`2`
C
`0`
D
None of these
HINT
Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)
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