Big Ideas Math - Algebra 1, A Common Core Curriculum

Published by Big Ideas Learning LLC
ISBN 10: 978-1-60840-838-2
ISBN 13: 978-1-60840-838-2

Chapter 8 - Graphing Quadratic Functions - 8.1 - Graphing f(x) = ax^2 - Exercises - Page 424: 20

Answer

a) $a>1$ b) $-1

Work Step by Step

a) Since the given parabola is narrower than the parent graph, the possible values of $a$ are $a>1$. b) Since the given parabola opens down and is wider than the parent graph, the possible values of $a$ are $-1
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