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JEEMAIN and NEET
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JEEMAIN PAST PAPERS
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2013
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Q)
If the lines $\frac{x-2}{1} = \frac{y-3}{1} = \frac{z-4}{-k}$ and $\frac{x-1}{k} = \frac{y-4}{2} = \frac{z-5}{1}$ are coplanar, then $k$ can have
( A ) any value
( B ) exactly three values
( C ) exactly two values
( D ) exactly one value
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