Maths-
General
Easy
Question
The position vectors of P and Q are respectively and . If R is a opint on such that = 5, then the position vector of R is -
- 5 – 4
- 5 + 4
- 4 – 5
- 4 + 5
The correct answer is: 5 – 4
= 5
– = 5 ( – )
= 5 –
= –
=
=
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