If \[\frac{x-1}{l}=\frac{y-2}{m}=\frac{z+1}{n}\]is the equation of the line through (1, 2, ?1) and (?1, 0, 1), then (l, m, n) is [MP PET 1992]

If \[\frac{x-1}{l}=\frac{y-2}{m}=\frac{z+1}{n}\]is the equation of the

1.	If \[\frac{x-1}{l}=\frac{y-2}{m}=\frac{z+1}{n}\]is the equation of the line through (1, 2, ?1) and (?1, 0, 1), then (l, m, n) is [MP PET 1992]
A.	(?1, 0, 1)
B.	(1, 1, ?1)
C.	(1, 2, ?1)
D.	(0, 1, 0)
Answer» C. (1, 2, ?1)

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If \[\frac{x-1}{l}=\frac{y-2}{m}=\frac{z+1}{n}\]is the equation of the line through (1, 2, ?1) and (?1, 0, 1), then (l, m, n) is [MP PET 1992]

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