Question: 1. If a = (5, -5, 3), b = (1, 2, 3), determin proj ( a onto b). 2. If a = (2, 2k), b

1. If a = (5, -5, 3), b = (1, 2, 3), determin proj ( a onto b). 2. If a = (2, 2k), b = (4, -k), are perpendicular, solve for k
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