1.

If the lines (x-2)/(1) = (y-3)/(1) = (z-4)/(lamda ) and (x-1)/(lamda ) = (y-4)/(2) = ( z -5)/(1) intersect, then

Answer»

`lamda = -1`
`lamda =2`
`lamda = -3`
`lamda = 0`

ANSWER :A::D


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