6. Determine whether the following pair of lines are parallel, intersecting, or skew. r(t) = (1...

Transcribed Image Text:

6. Determine whether the following pair of lines are parallel, intersecting, or skew. r(t) = (1 + 6t, 3 - 7t, 1+t) s(t) = (10+ 3t, 6+ t, 14 + 4t) 7. Find a such that the lines (t) = (1, 2, 1) +t (1,1, 1) and (s) = (3,-1, 1) + s (a, 4, -2) intersect. 6. Determine whether the following pair of lines are parallel, intersecting, or skew. r(t) = (1 + 6t, 3 - 7t, 1+t) s(t) = (10+ 3t, 6+ t, 14 + 4t) 7. Find a such that the lines (t) = (1, 2, 1) +t (1,1, 1) and (s) = (3,-1, 1) + s (a, 4, -2) intersect.