Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 4 Quadratic Functions and Factoring - 4.9 Graph and Solve Quadratic Inequalities - 4.9 Exercises - Problem Solving - Page 307: 76a



Work Step by Step

Plugging in $x=7$ to find out how high the arch is when it is $7$ feet wide, we find: $y=-0.0625\cdot7^2+1.25\cdot7+5.75=11.4375\gt11$. Thus the truck fits.
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