Differential Equations and Linear Algebra (4th Edition)

Published by Pearson
ISBN 10: 0-32196-467-5
ISBN 13: 978-0-32196-467-0

Chapter 4 - Vector Spaces - 4.4 Spanning Sets - Problems - Page 283: 38

Answer

Yes.

Work Step by Step

We know that if $av_1+bv_2=v$, then $-a+3b=5,a+b=3,2a-4b=-6$. Thus $(-a+3b)+(a+b)=5+3\\4b=8\\b=2$ $a+b=a+2=3\\a=1$ And this satisfies the last equation because$2(1)-4(2)=2-8=-6$, thus it is in the span.
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