Question: 320 Trig - Equations, ites, ... Lecon 4 Devoir sin ' sin-1 ( = ) A 1. a) Resous graphiquement sin 2x = V 3

320 Trig - Equations, ites, ... Lecon 4 Devoir sin ' sin-1 ( = ) A 1. a) Resous graphiquement sin 2x = V 3 2 -, Ou OSXS 2TT. Donne les valeurs exactes de x. 27 = 1.04 :. x = 0.5 * = 1.0 b) Determine la solution generale de sin 2x = V 3 2 2. a) Resous graphiquement cotan 2x = 1, ou 0 S x S 2n. Donne les valeurs exactes de x. b) Resous cotan 2x = 1, ou x E R. 3. Resous graphiquement cos x= V3 2 et donne ta reponse sous forme de solution generale. 4. a) Resous algebraquement sin 2x = V 2 sin 27 = 12 2 ou OS X - 2It. sinlz ) S A sin -1 sin ( sin - C 2x = 16 2x = 7 = b) Determine la solution generale de sin 2x = V 2 2 *= =+ In NEZ 5. a) Resous algebraquement sec 3x = -2, ou 0 S x S 2n. b) Determine la solution generale de sec 3x = -2
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