Solved: Let points A. B. C. and D in R3 have respective coordinates (1,2,3). (- 2.3. 5)
Chapter 5, Problem 23(choose chapter or problem)
Let points A. B. C. and D in R3 have respective coordinates (1,2,3). (- 2.3. 5). (0. 3. 6). and (3.2.4). Prove that ABeD is a parallelogram.
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