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Unit 2: Trigonometry
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About this unit
Knowing trig identities is one thing, but being able to prove them takes us to another level. In this unit, we'll prove various trigonometric identities and define inverse trigonometric functions, which allow us to solve trigonometric equations.
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- Trig values of π/6, π/4, and π/3Get 3 of 4 questions to level up!
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- Trig identities from reflections and rotationsGet 3 of 4 questions to level up!
- Trig values of special anglesGet 3 of 4 questions to level up!
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- Evaluate inverse trig functionsGet 3 of 4 questions to level up!
Level up on the above skills and collect up to 320 Mastery points
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- Solve triangles using the law of sinesGet 3 of 4 questions to level up!
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- Solve triangles using the law of cosinesGet 3 of 4 questions to level up!
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- General triangle word problemsGet 3 of 4 questions to level up!
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- Solve sinusoidal equations (basic)Get 3 of 4 questions to level up!
- Solve sinusoidal equationsGet 3 of 4 questions to level up!
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- Interpret solutions of trigonometric equations in contextGet 3 of 4 questions to level up!
- Sinusoidal models word problemsGet 3 of 4 questions to level up!
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- Using the trig angle addition identitiesGet 3 of 4 questions to level up!
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- Find trig values using angle addition identitiesGet 3 of 4 questions to level up!
Level up on the above skills and collect up to 720 Mastery points
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Level up on all the skills in this unit and collect up to 1,300 Mastery points!