Answer
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)
$xy=10$
$y=10/x$
$(2x)y=10$
$xy = 10/2$
$xy = 5$
$y=5/x$
Algebra 1
by Hall, Prentice
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
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