Sine and Cosine Functions

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4.7 (40 évaluations)

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JC

10 avr. 2021

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Excellent course. Trigonometric concepts that, in previous courses, had been intimidating, confusing and tedious became dramatically less so.

EK

6 janv. 2021

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The course is challenging. I learned a lot about trigonometric functions and their behavior. I can now understand periodic ODEs better now...

À partir de la leçon

Module 3: Sine and Cosine as Periodic Functions

Sine and cosine are now introduced using the unit circle, which is the circle centered at the origin with radius one. This definition of our key periodic functions extends the definition originally introduced with right triangles.

Enseigné par

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    Joseph W. Cutrone, PhD

    Senior Lecturer and Director of Online Programs

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