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The direction cosines of the line joinin...

The direction cosines of the line joining the points (1, 2, -3) and (-2, 3, 1) are-

A

`-3, 1, 4`

B

`-1, 5, -2`

C

`-3/sqrt(26), 1/sqrt(26), 4/sqrt(26)`

D

`-1/sqrt(30), 5/sqrt(30), -2/sqrt(30)`

Text Solution

Verified by Experts

The correct Answer is:
C
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