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29 Dec 2017
1 , mark 1. If u = (1, -1, 3) and v = (2,1, -1). Find u.v. A: -2 B: -1 C: 0 D:1 E: 2
1 , mark 1. If u = (1, -1, 3) and v = (2,1, -1). Find u.v. A: -2 B: -1 C: 0 D:1 E: 2
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