Science:Infinite Series Module/Units/Unit 2/2.3 The Alternating Series Test

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What This Lesson Covers

In this lesson we will only introduce the alternating series test.

Learning Objectives

After reading this lesson and completing a sufficient number of exercices on paper, you should be able to

  • recognize whether a given infinite series is an alternating series, and
  • use the alternating series test to determine if a given infinite series converges or diverges.


  1. Introduction to the Alternating Series Test
  2. The Alternating Series Test
  3. A Simple Ratio Test Example
  4. Final Thoughts on the Alternating Series Test