If the straight lines x=1+s, y=-3-\lambda s, z=1+\lambda s and x=\frac{t}{2}, y=1+t, z=2-t, with parameters s and t respectively, are co-planar, then \lambda equals. [AIEEE 2004]

Three Dimensional Geometry Part 1

Section: Mathematics

Question : 91 of 100

Marks: +1, -0

If the straight lines
x=1+s,y=−3−λs,z=1+λs and x=‌

,y=1+t,z=2−t, with parameters s and t respectively, are co-planar, then λ equals.

[AIEEE 2004]

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