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1. Given the point P(5, 4, −2) and the point Q(−1, 2, 7) and R(0, 3,...

1. Given the point P(5, 4, −2) and the point Q(−1, 2, 7) and R(0, 3, 0) answer the following questions • What is the distance between P and Q? • Determine the vectors P Q~ and P R~ ? • Find the dot product between P Q~ and P R~ . • What is the angle between P Q~ and P R~ ? • What is the projP R~ (P R~ )? • What is P Q~

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