The lines 
and 
are
The equations of the given lines are →
→ (1)
→ (2)
Thus the two lines are parallel to the vector 
and pass through the points
(0,0,0) and (1,2,3).
Now,
→ 
Since the distance between the two parallel lines is 0, the given lines are coincident.
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Generated by AI. May contain inaccuracies — always verify with your textbook.
