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Earthquake energy The energy E (in ergs) released during an earthquake of magnitude R may be approximated by using the formula log E = 11.4 + (1.5)R. (a) Solve for E in terms of R. (b) Find the energy released during the earthquake off the coast of Sumatra in 2004, which measured 9.0 on the Richter scale.

Earthquake energy The energy E (in ergs) released during an earthquake of magnitude R may be approximated by using the formula log E = 11.4 + (1.5)R. (a) Solve for E in terms of R. (b) Find the energy released during the earthquake off the coast of Sumatra in 2004, which measured 9.0 on the Richter scale.

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.4: Logarithmic Functions
Problem 73E
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Earthquake energy The energy E (in ergs) released during an earthquake of magnitude R may be approximated by using the formula log E = 11.4 + (1.5)R. (a) Solve for E in terms of R. (b) Find the energy released during the earthquake off the coast of Sumatra in 2004, which measured 9.0 on the Richter scale.
Transcribed Image Text:Earthquake energy The energy E (in ergs) released during an earthquake of magnitude R may be approximated by using the formula log E = 11.4 + (1.5)R. (a) Solve for E in terms of R. (b) Find the energy released during the earthquake off the coast of Sumatra in 2004, which measured 9.0 on the Richter scale.
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