CPM Homework Banner

Home > INT3 > Chapter 10 > Lesson 10.3.3 > Problem 10-184

10-184.

Natural logs (written or ) and exponential expressions with base are often used in formulas. Many problems can be solved equally well using either a base- logarithm or a natural logarithm. Solve each of the following problems, first using the key (base ) and then using the key (base ) on your calculator. Homework Help ✎

  1. You should get the same answer using natural logs.

  1. See part (a).

  1. Interpret the answer for part (a) if the equation represents an amount of money invested at annual interest.

    What does represent in this equation?

  2. Interpret the answer for part (b) if the equation represents the price paid for a car that depreciates per year.

    What does represent in this equation?