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Let cOS X = 9 10 with x in QIV and find the following. cos 2x Need Help? Read It Talk to a Tutor 5. [-/1 Points] DETAILS MCKT
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Giren, cosx = q 10 cos2x = 2 coy?x-1 2 = 2 XC 9 - 1 10 2X(13)?- = 2 x 0 1 1 100 162-100 100 Cos2x = 62 31 Toors a 3/ * the ingiven, tano 7 (ingil sin2o = zsino caso asino caso x cos? coso (o see?o = It tando (dividing and Coso multiplaying by caso 2

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