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2. (14pts) Prove the given identities: a. tan?+2 1+tan? 1 + cos20 b. cos20 1+sino = = 1 - sino
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bliven: @ Tan?o +2 1 + cos²o It Tanzo Tanzo+2 1 + Ton? [oo Tano = sino Cos o +2 sinzo costo + sinzo costa sino + 2 cos2o Coc²(It sino) ci-sino) - (tsinos CO esiat ce²_b² =(atbila-bi - sino 12 sinzo = (14 sino) ci-sino, so RHS

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2. (14pts) Prove the given identities: a. tan?+2 1+tan? 1 + cos20 b. cos20 1+sino =...
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