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# Trigonometric functions

Practice

Trig values of special anglesGet 3 of 4 questions to level up!

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Practice

Using the trig angle addition identitiesGet 3 of 4 questions to level up!

Use the Pythagorean identityGet 3 of 4 questions to level up!

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Practice

Solve sinusoidal equations (basic)Get 3 of 4 questions to level up!