1.

The position vectors of A and B are bar(a) and bar(b) respectively. If C is a point on the line bar(AB) such that bar(AC)=5bar(AB) then find the position vector of C.

Answer»

`5bar(B)-4bar(a)`
`5bar(b)+4bar(a)`
`4bar(b)-5bar(a)`
`4bar(b)+5bar(a)`

ANSWER :A


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