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ТР ЛинАлгебра Экономика 1к1с.docx
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Задание №8

Доказать, что векторы а, b, c образуют базис (линейно независимы), и найти разложение вектора х по этому базису.

1.

x = (2, 4, 7),

a = (0, 1, 2),

b = (1, 0, 1),

c = (1, 2, 4).

2.

x = (6, 12,1),

a = (1, 3, 0),

b = (2, 1, 1),

c = (0, 1, 2).

3.

x = (1, 4, 4),

a = (2, 1, 1),

b = (0, 3, 2),

c = (1, 1, 1).

4.

x = (9, 5, 5),

a = (4, 1, 1),

b = (2, 0, 3),

c = (1, 2, 1).

5.

x = (5,5, 5),

a = (2, 0, 1),

b = (1, 3, 1),

c = (0, 4, 1).

6.

x =(19,1, 7),

a = (0, 1, 1),

b = (2, 0, 1),

c = (3, 1, 0).

7.

x = (3, 3, 4),

a = (1, 0, 2),

b = (0, 1, 1),

c = (2, 1, 4).

8.

x = (1, 7,4),

a = (1, 2, 1),

b = (2, 0, 3),

c = (1, 1, 1).

9.

x = (3, 3, 1),

a = (3, 1, 0),

b = (1, 2, 1),

c = (1, 0, 2).

10.

x = (5, 15, 0),

a = (1, 0, 5),

b = (1, 3, 2),

c = (0, 1, 1).

11.

x = (3, 1, 8),

a = (0, 1, 3),

b = (2, 1, -1),

c = (2, 0, -1).

12.

x = (-1, 2,4),

a = (2, 3, 1),

b = (0, 0, 2),

c = (-3, 0, 4).

13.

x = (7, 1, 9),

a = (5, 1, 2),

b = (8, 1, -3),

c = (-1, 3, 2).

14.

x = (3, 5, 7),

a = (1, 3, -3),

b = (-4, 1, 5),

c = (2, 1, 6).

15.

x = (2,1, 5),

a = (1, 4, 2),

b = (1, -3, 1),

c = (-1, 1, 0).

16.

x =(6,22, 23),

a = (1, 5, 10),

b = (1, 4, 5),

c = (1, 3, 1).

17.

x = (1, 2, -3),

a = (1, 8, -4),

b = (1, 3, -1),

c = (-1, 6, 3).

18.

x = (9, 4,18),

a = (4, 2, 5),

b = (-3, 5, 6),

c = (2, 3, 2).

19.

x = (-1, -4, 2),

a = (1, 2, 4),

b = (1, -1, 1),

c = (2, 2, 4).

20.

x = (4, -23, 0),

a = (2, 5, 3),

b = (1, 2, -1),

c = (5, 13, 5).

21.

x = (8, -1, 0),

a = (3, 2, 1),

b = (4, -1, 5),

c = (2, -3, 1).

22.

x = (4, 1, 8),

a = (1, 3, 2),

b = (2, 5, 7),

c = (1, 3, -1).

23.

x = (6, 20, 6),

a = (1, 2, 3),

b = (-2, 3, -2),

c = (3, 4, -5).

24.

x = (4, 11, 11),

a = (2, 3, 3),

b = (-1, 4, 2),

c = (1, -2, 4).

25.

x = (5,11, 11),

a = (3, 2, 2),

b = (2, 3, 1),

c = (1, 1, 3).

26.

x =(3, 5, 7),

a = (1, 3, -3),

b = (4, 1, 5),

c = (-2, 1, 6).

27.

x = (1, 2, 3),

a = (1, 8, 4),

b = (1, 3, 1),

c = (-1, 6, -3).

28.

x = (9, 4, 18),

a = (4, 2, 5),

b = (-3, 5, 6),

c = (2, -3, 2).

29.

x = (6, 3, 5),

a = (1, 2, 1),

b = (1, -1, -1),

c = (1, 1, 2).

30.

x = (15, 15, 36),

a = (7, 5, 10),

b = (2, -3, -11),

c = (3, 2, 5).

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