Solve the cosine equation from zero to 2pi and all solutions

Solve the cosine equation from zero to 2pi and all solutions

Assessment

Interactive Video

Mathematics, Information Technology (IT), Architecture

11th Grade - University

Hard

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The video tutorial explains how to isolate the cosine of Theta using inverse operations and explores solutions using the unit circle and graph analysis. It covers finding solutions within specific intervals and extends to finding all possible solutions without restrictions, using set notation and considering both positive and negative directions.

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2 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What are the solutions for cosine of Theta in the interval from 0 to π?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you express the general solutions for cosine of Theta when there are no restrictions?

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