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Exercise 6.1.1 Let V denote the set of ordered triples (x, y, z) and define addition in V as in R³. For each of the following definitions of scalar multiplication, decide whether V is a vector space. a. a(x, y, z) = (ax, y, az) b. a(x, y, z) = (ax, 0, az) c. a(x, y, z) = (0, 0, 0) d. a(x, y, z) = (2ax, 2ay, 2az)

Exercise 6.1.1 Let V denote the set of ordered triples (x, y, z) and define addition in V as in R³. For each of the following definitions of scalar multiplication, decide whether V is a vector space. a. a(x, y, z) = (ax, y, az) b. a(x, y, z) = (ax, 0, az) c. a(x, y, z) = (0, 0, 0) d. a(x, y, z) = (2ax, 2ay, 2az)

Accounting Information Systems
Accounting Information Systems
10th Edition
ISBN:9781337619202
Author:Hall, James A.
Publisher:Hall, James A.
Chapter9: Database Management Systems
Section: Chapter Questions
Problem 13RQ
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Exercise 6.1.1 Let V denote the set of ordered triples (x, y, z) and define addition in V as in R³. For each of the following definitions of scalar multiplication, decide whether V is a vector space. a. a(x, y, z) = (ax, y, az) b. a(x, y, z) = (ax, 0, az) c. a(x, y, z) = (0, 0, 0) d. a(x, y, z) = (2ax, 2ay, 2az)
Transcribed Image Text:Exercise 6.1.1 Let V denote the set of ordered triples (x, y, z) and define addition in V as in R³. For each of the following definitions of scalar multiplication, decide whether V is a vector space. a. a(x, y, z) = (ax, y, az) b. a(x, y, z) = (ax, 0, az) c. a(x, y, z) = (0, 0, 0) d. a(x, y, z) = (2ax, 2ay, 2az)
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