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Home > CCG > Chapter 5 > Lesson 5.1.2 > Problem 5-19

5-19.

Examine each sequence below. State whether it is arithmetic, geometric, or neither. For the sequences that are arithmetic or geometric, find the formula for or . Homework Help ✎

Are the sequences decreasing at a constant rate?

  1. , , , , …

    The equation for a geometric sequence is:
    .

  1. , , , …

    Refer to the Math Notes box in Lesson 4.1.3 for more help.