# Exponential and Loarithmic Functions : Earthquake Intensity

Not what you're looking for?

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

##### Purchase this Solution

##### Solution Summary

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

##### Solution Preview

We have:

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

Because I0=1, we can say ...

##### Purchase this Solution

##### Free BrainMass Quizzes

##### Geometry - Real Life Application Problems

Understanding of how geometry applies to in real-world contexts

##### Know Your Linear Equations

Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.

##### Exponential Expressions

In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.

##### Probability Quiz

Some questions on probability

##### Multiplying Complex Numbers

This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.