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If veca,vecb are the position vectors A ...

If `veca,vecb` are the position vectors A and B then which one of the following points whose position vector lies on AB, is

A

`(2 veca + vecb)/(2)`

B

`(veca - vecb)/(3)`

C

`veca + vecb`

D

`(2 veca- vecb)/(2)`

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