Linear Algebra and Its Applications (5th Edition)

by Lay, David C.; Lay, Steven R.; McDonald, Judi J.

Published by Pearson

ISBN 10: 032198238X

ISBN 13: 978-0-32198-238-4

Chapter 1 - Linear Equations in Linear Algebra - 1.5 Exercises - Page 48: 11

Answer

x = x1 x2 x3 x4 x5 x6 = x2[4 1 0 0 0 0] + x4[0 0 0 1 0 0] + x6[-5 0 1 0 4 1]

Work Step by Step

write the equation in Ax=b form we solve for each variable in terms of the free variables x2, x4, and x6 finally we rewrite as a single vector equation

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