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    Exponential and Loarithmic Functions : Earthquake Intensity

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    Find the intensity I of an earthquake measuring R on the Richter scale (let Io=1).

    (a) Chile in 1906, R=8.6
    (b) Los Angeles in 1971, R=6.7

    © BrainMass Inc. brainmass.com March 4, 2021, 5:48 pm ad1c9bdddf
    https://brainmass.com/math/basic-algebra/exponential-logarithmic-functions-earthquake-intensity-11919

    Solution Preview

    We have:

    R=(ln(I)-ln(I0))/ln(10)

    Because I0=1, we can say ...

    Solution Summary

    Earthquake intensity is calculated using a logarithmic function. The Richter scale is analyzed.

    $2.49

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