1.

The position vector of the point which divides the join of points with position vectors a→+b→ and 2 a→-b→ in the ration 1:2 is(a) 133a→+2b→ (b) a→ (c) 53a→-13b→ (d) 134a→+b→

Answer» The position vector of the point which divides the join of points with position vectors a+b and 2 a-b in the ration 1:2 is

(a) 133a+2b (b) a (c) 53a-13b (d) 134a+b


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