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IfA, B are two points on the curve `y = x^2` in the `xoy` plane satisfying `vecOA*veci=1`and `vecOB*veci=-2` then the length of the vector `2vec0A-3vecOB` is

A

`sqrt(14)`

B

`2sqrt(51)`

C

`3sqrt(41)`

D

none of these

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The correct Answer is:
D
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