Math 137 Formula Sheet Exam 1.docx - Formulas and...

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Formulas and IdentitiesTangent and Cotangent IdentitiesDouble Angle Formulassintancoscoscotsinsin 22sincos22cos 2cossinEven-Odd Identities22cos1sinsincsccsc212sin coscossecsec22tantan 21tantantancotcotReciprocal IdentitiesHalf-angle Formulas1cscsin1sincsc1cossin221seccos1cossec1coscos221cottan1tan
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