Calculus with Applications (10th Edition)

Published by Pearson
ISBN 10: 0321749006
ISBN 13: 978-0-32174-900-0

Chapter 13 - The Trigonometric Functions - Chapter Review - Review Exercises - Page 702: 91

Answer

$R_{1}=k\cdot \frac{L_{1}}{r_{1}^{4}}$

Work Step by Step

We are given: $$R=k\cdot \dfrac{L}{r^{4}}\quad\quad(1)$$ We replace $R=R_1$, $r=r_1$, $R=R_1$ in equation $(1)$: $R_{1}=k\cdot \dfrac{L_1}{r_{1}^{4}}$
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