Solved: Let V be the first quadrant in the xy-plane; that

Chapter 4, Problem 1E

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Let V be the first quadrant in the xy-plane; that is, let a. If u and v are in V, is u + v in V ? Why?b. Find a specific vector u in V and a specific scalar c such that cu is not in V. (This is enough to show that V is not a vector space.)

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