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Student XII IPA
Nilai minimum fungsi objektif f(x,y) = x + 3y yang memenuhi himpunan (x+2y2120 penyelesaian sistem pertidaksamaan 3x+2y2180 adalah... x20 y20
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Putra Gema Nusa
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go 90 eA #titik pojole -> A(0,90) » X+= x + 2y = 120 3x+2y=180 :> •B 2x =60 a X - 30 > с modal: 3x+2y > 120 → 3x+2y > 180 Xiyo f(x, y) = x+3y Ditanya: nilai minimum f(x,y) (, # x+ 2y = 120 (0,0) X10 1120 0+ 2.0 > 120 x 600 (0.60), (120,0) salah 3x+2y > 180 -> (0,0) X10 160 3.0+2.02180 1900 o 2180 (0,90),(60,0) Salah 60 120 y=45 B(30,45) C (120,0) 0 » 120 > U 0 # mencam nilai mmimum f(x,y) = x+ 2y -> (0,90) of (0.go) f(0,go) = 0 + 3.90 = 270 (30,95) -07(30,95) = 30 + 3.95 = 165 (120,0) -> F(120,0) = 120 + 3.0 E 120 7 nilai לי = 3 (20) minimum Pahanity
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