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KIC000777 - a multiple ‘of tan u i tan v'1 ‘1...

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Unformatted text preview: a multiple ‘of tan u i tan v '1'? _ _'.- ‘1 % fissi,.,i.i;. a“ . ME. ren'ce i§ squadrantal angle, cosvi sinvcosu ‘ if? ' sm'u H .— ' i‘ffé" If one of the angles in a-sum‘ol' d (ui V) cos (1: i v) 8111 90°or u/2 radians, then the sum-difi’erence identities yield single-termed expressions, which reduces the complexity. Ex. 3 41/p.469 Prove the reduction form Tangent of a Difference of Stan , ballet-motion Forllaillr‘l'agéif l‘ "t Ci , 4qu ‘r “mm-.mfi ~ q-‘Ztnq (aw + (or . '_ ”Til-41:3 .ll- ‘ , My without using a calculator. ‘ (an? 'iDifi'erence‘ldehi ?°' 6 l..-.959fb95"_75f tanutanv . u cos'ucosv¢s_inusmv com cow - smu Sm" fin (h ”Cayman“ Slnvtuq l‘ '- ty., \ ‘_'.~. “r i EMA ; " tan (u i v) Ex. 4 23/p.469. Provethe idem @911 Jo mg am a _ l I l i. ll '3 :“llé': sin 3: I , 9%»! . WWW * .lrllfiéoflanan I )1, ($1. .:1 a: “E E. EEEmfiE? IF: if? .54} ‘ ...
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