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If P-=(1,2,3) and O is origin, then dire...

If `P-=(1,2,3)` and O is origin, then direction cosines of OP are: a)`1,2,3` b)`-1,-2,-3` c)`(1)/(sqrt(14)),(2)/(sqrt(14)),(3)/(sqrt(14))` d)`(-1)/(sqrt(14)),(2)/(sqrt(14)),(3)/(sqrt(14))`

A

`1,2,3`

B

`-1,-2,-3`

C

`(1)/(sqrt(14)),(2)/(sqrt(14)),(3)/(sqrt(14))`

D

`(-1)/(sqrt(14)),(2)/(sqrt(14)),(3)/(sqrt(14))`

Text Solution

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The correct Answer is:
C
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