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IF the position vectors of the vertices of a `Delta ABC` are `OA=3hati+hatj+2hatk,OB=hati+2hatj+3hatkand OC=2hati+3hatj+hatk` , then the length of the altitude of `Delta ABC` drawn from A is

A

`sqrt(3/2)`

B

`3/sqrt2`

C

`sqrt3/2`

D

`3/2`

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The correct Answer is:
B
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