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If the co-ordinates of the points P and ...

If the co-ordinates of the points P and Q are `(1,-2,1)and(2,3,4)` and O is the origin, then

A

`OP=OQ`

B

`OP_|_OQ`

C

`OP||OQ`

D

OP and OQ intersect at an angle of `45^(@)`

Text Solution

Verified by Experts

The correct Answer is:
B
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