Power series

Progress
Power series intro
Taylor & Maclaurin polynomials intro
Maclaurin series of sin(x), cos(x), and eˣ
Quiz
5 questions
Power series function representation
Challenge series exercises
Unit test
10 questions

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About this unit
Power series are infinite series of the form Σaₙxⁿ (where n is a positive integer). Even though this family of series has a surprisingly simple behavior, it can be used to approximate very elaborate functions.