Solving Cosine Equations

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0.54 MB   |   8 pages

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This lesson has 3 pieces. Since students have solve sine equations, their first task is to solve basic cosine equations.

Then it introduces using substitution with double angle formulas and Pythagorean identities. The notes show the derivation of the Pythagorean identities.

It also includes practice questions, which I use for homework.
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8
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N/A
Teaching Duration
50 Minutes

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Solving Cosine Equations
Solving Cosine Equations