Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 10 - Radical Expressions and Equations - 10-5 Graphing Square Root Functions - Practice and Problem-Solving Exercises - Page 629: 21


The graph is shown below:

Work Step by Step

The graph of y =$\sqrt x$ is shown below. To get the graph y =$-3 \sqrt x$ we see that the a value is -3. So we multiply the y value of each point by -3 to get the final graph, because we multiply the y by a value, and since the a value is negative the graph is vertically reflected over the x-axis.
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