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### Course: Calculus, all content (2017 edition) > Unit 7

Lesson 14: Maclaurin series of sin(x), cos(x), and eˣ- Maclaurin series of cos(x)
- Maclaurin series of sin(x)
- Maclaurin series of eˣ
- Euler's formula & Euler's identity
- Worked example: power series from cos(x)
- Worked example: cosine function from power series
- Worked example: recognizing function from Taylor series
- Maclaurin series of sin(x), cos(x), and eˣ
- Visualizing Taylor series approximations

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