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[" 1.hitial position vector of a moving ...

[" 1.hitial position vector of a moving particle in plane at "],[" any instant is "vec r_(1)=3hat i+2hat j" and after some time it is "],[vec r_(2)=9hat i+2hat j" .Find the displacement of particle from "vec r_(1)" to "],[vec r_(2)" ."],[" Ans."12hat i]

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