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Home > A2C > Chapter 12 > Lesson 12.4.2 > Problem 12-187

12-187.

Duong noticed that . He tried and found that it worked also.

  1. Does ?

    Use your calculator to test the expression.

    Yes, it also works.

  2. Does ?

    See part (a).

  3. Explain why .

    Any reasonable explanation is acceptable.