Answer
$(11,1,22)$
Work Step by Step
$\vec{a}+2 (\vec{b}+\vec{c})=(5,1,0)+2[(2,-1,9) +(1,1,2) \\=(5,1,0)+2[(2+1,-1+1,9+2) \\=(5,1,0)+2(3,0,11)\\=(5,1,0)+(6,0,22)\\=(5+6, 1+0, 0+22) \\=(11,1,22)$
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 12 - Vectors and Matrices - Review Exercises and Problems for Chapter Twelve - Page 531: 4
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