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A point on a line has coordinates (p+1,p...

A point on a line has coordinates `(p+1,p-3,sqrt2p)` where p is any number. What are direction cosines of the line

A

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

B

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

C

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

D

cannot be determined due to insufficient data

Text Solution

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The correct Answer is:
A
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