12. a.) If u = (0, 2, 3) and v = (1, 3, -1), find the projection of u onto v
b.) What type of answer is produced by the expression displayed below. a→·(b→×c→)
c.) What type of answer is produced by the expression displayed below. (b→−c→)×a→ d
.) What type of answer is produced by the expression displayed below. (a→·b→)+(b→·c→)
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