PRE-CALCULUS FORMULA BOOKLET
graphs of trigonometric functions length of an arc: s rt area of a circular sector: 2t 2 1 a r angular velocity: t t z linear velocity: t v r t chapter 7 trigonometric identities and equations pythagorean identities: t t t t t t 2 2 2 1 t c n 1 c n s 1 sum and difference identities: d e d e d e d e d e d e d e d e d e 1 n n n n ( ) ( ) n s s n ...
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