Answer
$m=0.73$
Work Step by Step
To find the magnification, use the magnification equation $$m=-\frac{i}{p}$$ Substitute known values of $i=-8.7cm$ and $p=12cm$ to get a magnification of $$m=-\frac{-8.7cm}{12cm}=0.73$$
Fundamentals of Physics Extended (10th Edition)
by Halliday, David; Resnick, Robert; Walker, Jearl
Published by
Wiley
ISBN 10:
1-11823-072-8
ISBN 13:
978-1-11823-072-5
Chapter 34 - Images - Problems - Page 1040: 56b
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