Algebra 2 (1st Edition)

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

Chapter 4 Quadratic Functions and Factoring - 4.7 Complete the Square - 4.7 Exercises - Problem Solving - Page 290: 66a

Answer

$y=-0.0110(x-55.909)^2+39.884$

Work Step by Step

Given: $y = -0.0110x^2 + 1.23x + 5.50$ $y=-0.0110(x^2-111.818x)$ $y=-0.0110(x^2-2\times x \times55.909+3125.816)+34.394+5.50$ $y=-0.0110(x-55.909)^2+39.884$
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