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Home  /  Precalculus with Limits, HS Edition (5e)  /  Chapter 4 · Trigonometry
Section 4.2

Trigonometric Functions: The Unit Circle

Unit circle definitions of sin/cos/tan/csc/sec/cot, evaluating exact values at common angles.

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Chapter 4 · Trigonometry
4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8
Lesson

Lesson on the Unit Circle and Circular Functions

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Lesson

Lesson Using the Unit Circle to Determine Domains of Circular Functions

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Lesson

Lesson on Values of Circular Functions

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Lesson

Lesson on Inverse Trig and Using the Unit Circle

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Lesson

Lesson on Function Values as Line Segments and the Unit Circle

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