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Student XI IPA
Jika tan x = nilai dari 2 sin x + sinx 2 cos (x - x) adalah .... V5 а. d. 0 2 5 b. 1 e. 5 215 C 5
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Student XI IPA
lan *= 1 Smat SmC+11/22+ cos (1-7) = 2.5m x + coss-cost 2.5mx - 20/5)rs = 2 tan²xt =YcoSex (½)2+1 = 4608 x Ya+1=1 costa 5/=/cos²x cos² cost=r(ys) cosx=( ²NS Smx = tmx.cost =(1/2). (²/5)VS 5 is x=415 = (1/5)
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