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Unit: Trigonometric functions

About this unit

This topic covers: - Unit circle definition of trig functions - Trig identities - Graphs of sinusoidal & trigonometric functions - Inverse trig functions & solving trig equations - Modeling with trig functions - Parametric functions

Introduction to radians

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Practice

The unit circle definition of sine, cosine, & tangent

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The graphs of sine, cosine, & tangent

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Basic trigonometric identities

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Trigonometric values of special angles

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Practice

Pythagorean identity

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Practice

Introduction to amplitude, midline, & extrema of sinusoidal functions

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Practice

Finding amplitude & midline of sinusoidal functions from their formulas

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Practice

Period of sinusoidal functions

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Practice

Graphing sinusoidal functions

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Practice

Constructing sinusoidal functions

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Practice

The inverse trigonometric functions

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Practice

Solving basic sinusoidal equations

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Practice

Solving advanced sinusoidal equations

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Practice

Solving sinusoidal models

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Practice

Introduction to the trigonometric angle addition identities

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Practice

Using trigonometric identities to solve problems

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Practice

Parametric equations

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Unit test

Test your understanding of Trigonometric functions with these 13 questions.