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Home > CAAC > Chapter 13 > Lesson 13.OF2-S > Problem 7-139

7-139.

  1. Solve for x without using a calculator. Homework Help ✎
    Without using a calculator icon

    1. x = log25(5)

    2. logx(1) = 0

    3. 23 = log10(x)

25x = 5

Be careful: Are there any numbers for which this will not work?

See part (a).

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