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Trigonometry

Unit circle introduction

Radians

The Pythagorean identity

Trigonometric values of special angles

Graphs of sin(x), cos(x), and tan(x)

Amplitude, midline and period

Transforming sinusoidal graphs

Graphing sinusoidal functions

Sinusoidal models

Transforming sinusoidal graphs

Explore how to manipulate and transform sinusoidal graphs by adjusting amplitude, midline, and period, enhancing your understanding of wave behaviors and trigonometric functions.

200+ videos and assessments

Standards aligned

Vetted by experts

VIDEOS

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Amplitude & period of sinusoidal functions from equation

Khan Academy

9th - 12th Grade

10 Qs

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Transforming sinusoidal graphs: vertical stretch & horizontal reflection

Khan Academy

9th - 12th Grade

10 Qs

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Transforming sinusoidal graphs: vertical & horizontal stretches

Khan Academy

9th - 12th Grade

10 Qs