7.7 - 7.7 Trigonometric Eguations (I) Solve Equations...

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Unformatted text preview: 7.7 Trigonometric Eguations (I) Solve Equations Involving a Single Trigonometrie Function Solve each equation on the intervalo s a < 27: . 1. “Ma—3:0 treble : '3 €1,019 1 L F ’ fl + 3; 3 5109 F “f.\ F 22 " g f “g / g ’ '4 «i 2. cot(26)=1 ‘ [gig- ‘ - L? [T "LE .' ML.» :- l :11, 9/} as Ema-16 ‘5” C6 ikGM/t lg : I A in IT 29 ; L QE‘ ’ a L‘ 9‘- T' a fig? 141? [J +77— agf- ‘0 t’4 [if <3 333' 3. Solve the equation and give the general formula for all the solutions. 2eost9+l=0 l @559 : —‘.—’ '_‘. I —:j; " J71 I "F ‘. 1% CAN) [flit—7 A ' %’*3“1< Kt V 9 :;. 47'— +QTHQ é -__———-‘ g . K 7 “i7_ 4—4,_ 4. Use a calculator to solve the equation on the interval 0 s 9 < 271' ‘. ScscH=-6 e;- f : (-6 Ll: “wt” Si‘nE‘ ‘ ' .__: 'f “C: SinE—‘IAX l __i_, ,_ (’3‘: —é%’m€1 (jl : f 9W8 ...
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7.7 - 7.7 Trigonometric Eguations (I) Solve Equations...

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