Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 2 - Test - Page 175: 13



Work Step by Step

$(f+g)(x)=f(x)+g(x)$ $(f+g)(x)=f(x)+g(x)=x^2+4x+x+2=x^2+5x+2$ Plug in $x=3$ into $(f+g)(x)$: $(f+g)(3)=(3)^2+5(3)+2=9+15+2=26$
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