Answer
The order from widest to narrowest is $y=x^2,y=-3x^2,y=5x^2$.
Work Step by Step
Of the three graphs, $y=x^2$ is the widest, and $y=5x^2$ is the narrowest.
So, the order from widest to narrowest is $y=x^2,y=-3x^2,y=5x^2$.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 9 - Quadratic Functions and Equations - 9-1 Quadratic Graphs and Their Properties - Practice and Problem-Solving Exercises - Page 550: 17
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