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Home > A2C > Chapter 7 > Lesson 7.3.3 > Problem 7-189

7-189.

Given that , and , calculate each of the following logarithms without using a calculator. 

Compute without a calculator


  1. Now use the properties of logs to expand.

  1. Express 15 as a product of numbers whose logs are given.

    See part (a).

  1. can be rewritten as or . Try both.