Given: v = 2i – 4j + V5 k, u = -2i + 4j – V5 k 2. v=i+k, u = 5i + 12j 1. 4 Find: a. u· v, |v|, J| b. the cosine of the angle between u and v. the scalar component of u in the direction of v. С. d. the vector proj„ů

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