The line \[\frac{x-2}{1}=\frac{y-3}{1}=\frac{z-4}{-k}\] and \[\frac{x-1}{k}=\] \[\frac{y-4}{2}=\frac{z-5}{1}\] are coplanar, if [AIEEE 2003]

The line \[\frac{x-2}{1}=\frac{y-3}{1}=\frac{z-4}{-k}\] and \[\frac{x-

1.	The line \[\frac{x-2}{1}=\frac{y-3}{1}=\frac{z-4}{-k}\] and \[\frac{x-1}{k}=\] \[\frac{y-4}{2}=\frac{z-5}{1}\] are coplanar, if [AIEEE 2003]
A.	\[k=0\]or ?1
B.	\[k=0\]or 1
C.	\[k=0\]or ?3
D.	\[k=3\]or ?3
Answer» D. \[k=3\]or ?3

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The line \[\frac{x-2}{1}=\frac{y-3}{1}=\frac{z-4}{-k}\] and \[\frac{x-1}{k}=\] \[\frac{y-4}{2}=\frac{z-5}{1}\] are coplanar, if [AIEEE 2003]

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