In Exercises 69 and 70, determine whether the lines and
Chapter 1, Problem 1.4.69(choose chapter or problem)
In Exercises 69 and 70, determine whether the lines and passing through the pairs of points are parallel, perpendicular, or neither.L1: 2, 2, 2, 10 L2 L2: 1, 3, 3, 9L1:
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