Сборник задач по методам принятия управленческих решений

1.18 L(X) = X2 -2X3 + 10X4- l l x j + 6X(, min, 9xj -2X2 + X3 -6x5 +7x j <5, 7x, - 5X3 + X4 - SXj + 15x^ = 1, < 2x, +Sxj - 11X3 - x^ + 7X5 - Xg =9, Xj > 0, x^ > 0. 1.19 L (X) = 4xj - X2 + SXj - 7X4 + 8x5 - X(; max, -X,- x , + 12X3 - 14X4 +7X5 - Xg >-1, 3x, -бхт - lOx j -5x4-7xg <5, 1 lX| + Sx, - X3 + 2X4 - x, + 3X(, = 9, _x,>0,x, >0, 1.20 L(X) = 3X| - S x j + X3 -4x4 + ISxj + Xf, —> min, 7x, + 9x, - 4X3 + X4 - 6x5 — 8Xj = 10, 2x, + 5x^ - x^+ 3x^ - 9x^ < 3, < 6X2 + 2x3 - X4 + 7X5 - lOxg > -1, X3 > 0, X5 > 0. 1.21 L(X) = 4X| + Bxj - 9x j - 14X4 - Xj + 2x^ max, 5x, -6x2 + X3 - 1ЗХ4 + Xj -lOxg < 10, -x, + 5X2 - 2X3 +11x4 4-7x, - 12Xf, > -2, < 3X| 4- X, +14X4 — Xj + 4x^ =14, x, >0, X4 >0, X(, >0. 134