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СБОРНИК ЗАДАЧ ПО МАТЕМАТИКЕ ДЛЯ ТРАНСПОРТНЫХ СП...doc
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Вариант 4

  1. f(X)=2x1 + 3x2 max

-2x1 + 3x2 5

x1 – 4x2 2

x1 – x2 4

xj 0, j = 1, 2.

  1. f(X)= x1x2 + x3 min

x1 + 2x2 – x3 + x4 = 3

x1 – 4x2 + x3 = - 2

xj 0, j = 1, 2, 3, 4.

  1. f(X) = x1 + x2 + x3 + x4 max

x1 + 3x2 + x3 + 2x4 = 5

2x1 – x3 + x4 = 1

xj 0, j = 1,2,3,4.

  1. f(X) = 2x1 + 3x2 + 2x3 + x4 max

2x1 + 2x2 – 3x3 + x4 6

x2 – x3 + x4 2

x1 – x2 + 2x3 5

xj 0, j = 1,2,3,4.

  1. f(X)=x1 + x2 + x3 + x4 max

x1 + 3x2 + x3 + 2x4 = 5

x1 – x3 + x4 = 1

xj 0, j = 1,2,3,4.

  1. f(X) = x1 + 2x2 + x3 + x4 max

x1 + 4x2 + x3 + 2x4 = 8

x1 - 2x2 + 2x3 - 2x4 –x5 = -6

x1 + 2x2 + 2x4 – x5 = 2

xj 0, j = 1, 2, 3, 4,5.

7. f(X) = - x1 + 2x2 - x3 min

x1 – 2x2 + 3x3 4

2x1 + x3 – x4 4

2x1 - x3 + x4 = 3

x1 0, x4 0.

8. f(X) = 6x1 + 9x2 + 3x3 min

- x1 + 2x2 + x3 2

3x1 + x2 – x3 1

xj 0, j = 1, 2,3.

9. f(X) =2x3 – x4 min

x2 + x4 5

x1 + 2x2 + x3 8

2x3 + x5 10

xj 0, j = 1,2,3,4,5.

10. f(X) = x4 – x2 min

x1 + x2 – 2x3 = 3

x2 – 2x3 + x4 = 1

xj 0, j = 1,2,3,4.

Вариант 5

1. f(X)=x1 + x2 + x3 + x4 min

2x1 + x2x3 + x4 =3

-2x1 + x2 + x3x4 = -1

xj 0, j = 1, 2, 3, 4.

2. f(X)= x1 + x2 max

x1 + x3 = 2

x2 - x3 + x4 = 1

xj 0, j = 1, 2, 3, 4.

3. f(X) = 2x1 + 4x2 + 5x3 -2x4 – 3x5 max

x1 + 2x2 + 6x5 = 10

-3x2 + x3 + 2x5 = 8

3x2 + x4 + 3x5 = 6

xj 0, j = 1,2,3,4,5.

4. f(X) = x1 – 3x2 + 2x3 min

3x1 – x2 + 2x3 7

-2x1 + 4x2 12

-4x1 + 3x2 + 8x3 10

xj 0, j = 1,2,3.

5. f(X) = 3x1 – 12x2 + 4x3 min

x1 + 3x2 + x3 -2

x1 – 4x2 + x3 1

xj 0, j = 1, 2.

6. f(X) = 3x1 + x2 + x3 max

x1 + 2x2 - x3 =4

5x2 - 3x3 =2

xj 0, j = 1,2,3.

7. f(X) = 2x1 – x2 + x3 max

x1 + x2 + x3 6

2x1 - x2 + x3 2

xj 0, j = 1,2,3.

8. f(X) = x1 – x2 + 3x3 max

x1 + x2 - 2x3 = 0

x1 + 2x2 - 3x3 =1

xj 0, j = 1,2,3.

9. f(X) = 2x1 + 4x2 + 5x3 -2x4 – 3x5 max

x1 + 2x2 + 6x5 = 10

-3x2 + x3 + 2x5 = 8

3x2 + x4 + 3x5 = 6

xj 0, j = 1,2,3,4,5.

10. f(X) = x1 – 3x2 + 2x3 min

3x1 – x2 + 2x3 7

-2x1 + 4x2 12

-4x1 + 3x2 + 8x3 10

xj 0, j = 1,2,3.

Вариант 6

  1. f(X)= x1 + 2x2 max

x1 + x2 6

2x1 + 3x2 2

xj 0, j = 1, 2.

  1. f(X)= x2 – x1 max

x1 + 3x2 12

3x1x2 6

3x1 + 4x2 0

xj 0, j = 1, 2.

  1. f(X) = 8x1 – 3x2 + x3 max

2x1 + 4x2 + x3 = 8

x1 – 2x2 = 3

-x1 + 3x2 + 5x3 = 11

xj 0, j = 1,2,3.

  1. f(X) = x1 – x2 + 3x3 max

x1 + x2 – 2x3 = 6

x1 + 2x2 – 3x3 = 1

xj 0, j = 1,2,3.

5. f(X)= 2x1 + 4x2 + 9x3 min

x1 - 3x3 -2

x1 + x2 + 2x3 -3

xj 0, j = 1,2,3.

6. f(X)= 2x1 + 4x2 + 5x3 – 2x4 – 3x5 max

x1 + 2x2 + 6x5 = 10

-3x2 + x3 + 2x5 = 8

3x2 + x4 + 3x5 = 6

xj 0, j = 1,2,3,4,5.

7. f(X)= 2x1 + 3x3 – x5 max

x1 - x2 + 2x5 = 3

- 2x2 + 3x3 + x4 5

x1 0, x2 0, x3 0.

8. f(X) = 3x1 - 12x2 + 4x3 min

x1 + 3x2 + x3 - 2

x1 - 4x2 + 4x3 1

xj 0, j = 1, 2.

9. f(X) = 8x1 – 3x2 + x3 max

2x1 + 4x2 + x3 = 8

x1 – 2x2 = 3

-x1 + 3x2 + 5x3 = 11

xj 0, j = 1,2,3.

10. f(X) = x1 – x2 + 3x3 max

x1 + x2 – 2x3 = 6

x1 + 2x2 – 3x3 = 1

xj 0, j = 1,2,3.