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High School
Functions
Domain
Trigonometric Functions
Cluster
Prove and apply trigonometric identities.
Content Standards - HSF
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HSF‑TF.C.8
Prove the Pythagorean identity
\sin^2(\theta) + \cos^2(\theta) = 1
and use it to find $\sin(\...
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HSF‑TF.C.9
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Prove the addition and subtraction formulas for sine, cosine, and tangent and use them to...
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