SolTest3Trig09 - Name: 63 Version A MAC 1114 Test 3...

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Unformatted text preview: Name: 63 Version A MAC 1114 Test 3 12/03/2009 SHOW ALL YOUR WORK. Answers withcut precedure will be graded zero. 1. Solve each equation, finding the exact vaiue of 9 in radians, expressing as fiacbiuus SE 2? and giving a formula for ALL solutiong [4pts] 3) 511126 =cos€ QSMUGOSQ ~0059 = 0 0056 (23ihfi9‘Q :0 Gosaéo Swag E}; [4pts] b) tan2 9 = gsecfi l (86:16 ’I 3‘ 356‘15 ZSeC’Q'BSC’CQ‘g/ Io ,2} =0 i, 2.3a G + I\LS.€¢ 6 [4pm] 0) sinH + «.5ch : -—\/§ 6H” :1 w Snuff SKf‘X': "Kai; (gr ~— |'” K7 ‘11:? gfiifihfigkfi wok 9% Ag“? .. ‘11; .glcfl‘” . wivictwfi Nd 6" lg 13 i [4pts] 2. Solve the following equation, finding the exact. value of 0 in radians, expressing as fractions of 1r and giving solutions only in the interval [0, 271‘) cos (26 + 2 ——1 Cosxzwx =7 x: IV‘fi‘W ‘30 29+ :2 1%sz For problem 3 recall we denote angles with capital letters and sides (length) with lower case letters. Also recall solving a triangle means finding the all the missing sides and angles. [4pts] 3.— Solve the triangle ABC where A = 36°, 42 = 8 and b 2 5. [4pts] 4.— Two ships leave a port" at 9 am. One travels at a bearing of N 53° W at 12 miles per hour, and the other travels at a. bearing of S 67° W at 16 mile per hour. Approximate how far apart they are at noon that day. W 3‘ : distance [fr-«W SW59 l'l'b W'l 3 {2-3330 U. ‘L '2 in new“? :' “9’39 For problem 3 recall we denote angles with capital letters and sides (length) with lower case letters. Also recall solving a triangle means finding the all the missing Sides and angles. [4pl38} 3: Solve the triangle ABC Where C 2 145°, b = 4 and c = 14. ~ 9‘ “m gallium/m 373/} .517 a ,2 u , SlY‘tA mm. (3 w ,ssz' L) : ‘8\w NS wig—l): 0, M53.) medwrij‘ _, V 0 fair; SW4 i a, H933 3:9. 93 f LM; ...
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SolTest3Trig09 - Name: 63 Version A MAC 1114 Test 3...

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