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The co-ordinates of a point P are (3, 12...

The co-ordinates of a point P are (3, 12, 4) with respect to origin O,
then the direction cosines of OP are

A

(a) `3,12,4`

B

(b) `(1)/(4),(1)/(3),(1)/(2)`

C

(c) `(3)/(sqrt(13)),(1)/(sqrt(13)),(2)/(sqrt(13))`

D

(d) `(3)/(13),(12)/(13),(4)/(13)`

Text Solution

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The correct Answer is:
D
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