Calculus 10th Edition

Published by Brooks Cole
ISBN 10: 1-28505-709-0
ISBN 13: 978-1-28505-709-5

Chapter 5 - Logarithmic, Exponential, and Other Transcendental Functions - Review Exercises - Page 393: 34

Answer

$x = -0.602$

Work Step by Step

$-4 +3e^{-2x} = 6$ $3e^{-2x} = 10$ $e^{-2x} = \frac{10}{3}$ $-2x = \ln(\frac{10}{3})$ $x = \frac{ \ln(\frac{10}{3})}{-2}$ by GDC / calculator $x = -0.601986...$ $x = -0.602$
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