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A line makes an obtuse angles with the p...

A line makes an obtuse angles with the positive X-axis and angles `pi/4` and `pi/3` with the positive Y and Z-axes, respectively. Its direction cosines are

A

`-1/sqrt2,1/sqrt2,1/sqrt2`

B

`1/sqrt2,-1/2,1/2`

C

`-1/2,1/sqrt2,1/2`

D

`1/2,1/sqrt2,1/2`

Text Solution

Verified by Experts

The correct Answer is:
C
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