Question: In Problems 21100, establish each identity. cose + 1 cos 1 1 + seco 1 sece

In Problems 21–100, establish each identity.cose + 1 cos 1 1 + seco 1 sece

cose + 1 cos 1 1 + seco 1 sece

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To establish the given identity cos 1cos 1 1 sec1 sec well work on simplifying both sides ... View full answer

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