Algebra 1

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

Chapter 11 - Rational Expressions and Functions - 11-6 Inverse Variation - Practice and Problem-Solving Exercises - Page 691: 41


a) $y$ doubles b) $y$ is halved

Work Step by Step

a) $y=3x$ (factor of 3) $y=3*(2x)$ $y=3*2(x)$ (factor doubles to 6) b) $xy=10$ $y=10/x$ $(2x)y=10$ $xy = 10/2$ $xy = 5$ $y=5/x$
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