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Home > PC3 > Chapter 7 > Lesson 7.1.4 > Problem 7-51

7-51.

Use your knowledge of sigma notation to complete the following problems. Homework Help ✎

  1. Expand and evaluate:

    1. Start by evaluating the argument for .
    2. Continue to .
    3. Add all of the terms.

  2. Write the following expression using sigma notation:

    Start be determining an expression for the sequence , , , , .