College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter P, Prerequisites - Section P.8 - Solving Basic Equations - P.8 Exercises: 94

Answer

$r = \pm \sqrt{\dfrac{GmM}{F}}$

Work Step by Step

Multiply $r^2$ on both sides of the equation to obtain: $Fr^2=GmM$ Divide by $F$ on both sides of the equation to obtain: $r^2=\dfrac{GmM}{F}$ Take the square root of both sides to obtain: $r = \pm \sqrt{\dfrac{GmM}{F}}$
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