Let A be the point with coordinates (1, 0, 2), let B be the point with coordinates (3
Chapter 1, Problem 7(choose chapter or problem)
Let A be the point with coordinates (1, 0, 2), let B be the point with coordinates (3, 3, 1), and let C be the point with coordinates (2, 1, 5). (a) Describe the vectors AB and B A. (b) Describe the vectors AC, BC, and AC + C B. (c) Explain, with pictures, why AC + C B = AB.
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