What are the components of a unit vector in the direction of vector u = 3i + 4j + 5k?
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What is the variance of the data set: 12, 18, 24, 30, 36?
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Question: What is the mixed number representation of the improper fraction 7/3?Factoring the answer, what are the prime factors of this mixed number, and what do they represent in terms of real numbers?