Pre-Calc/Trig Unit 3: Analytic Trig and Applications/5.3 and 5.4 Sum//Difference Identities Use a sum or difference identity to find the exact value.tan  Use a sum or difference identity to find the exact value.

tan ]]> 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1.0000000 0.3333333 0 true true abc ]]> 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Incorrect ]]> 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Incorrect ]]> 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Correct ]]> 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Incorrect