The vector u = (4600, 4290, 5250) gives the numbers of units of three models of cellular phones manufactured. The vector v = (499.99, 199.99, 99.99) gives the prices in dollars of the three models of cellular phones, respectively. Find the dot product u ∙ v and interpret the result in the context of the problem.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter1: Vectors
Section1.3: Lines And Planes
Problem 32EQ
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The vector u = (4600, 4290, 5250) gives the numbers of units of three models of cellular phones manufactured. The vector v = (499.99, 199.99, 99.99) gives the prices in dollars of the three models of cellular phones, respectively. Find the dot product u ∙ v and interpret the result in the context of the problem.

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