Задачи по алгебре. Рудман Р.М. - 32 стр.

UptoLike

ВУЗ: 

СГАУ | Самара

Составители: 

Рубрика: 

258.
3x
1
+ 2x
2
+ x
3
+ 3x
4
+ 5x
5
= 0,
6x
1
+ 4x
2
+ 3x
3
+ 5x
4
+ 7x
5
= 0,
9x
1
+ 6x
2
+ 5x
3
+ 7x
4
+ 9x
5
= 0,
3x
1
+ 2x
2
+ 4x
3
+ 8x
5
= 0.
259.
3x
1
+ 5x
2
+ 2x
3
= 0,
4x
1
+ 7x
2
+ 5x
3
= 0,
x
1
+ x
2
− 4x
3
= 0,
2x
1
+ 9x
2
+ 6x
3
= 0.
260.
6x
1
− 2x
2
+ 2x
3
+ 5x
4
+ 7x
5
= 0,
9x
1
− 3x
2
+ 4x
3
+ 8x
4
+ 9x
5
= 0,
6x
1
− 2x
2
+ 6x
3
+ 7x
4
+ x
5
= 0,
3x
1
− x
2
+ 4x
3
+ 4x
4
− x
5
= 0.
261.
x
1
− x
3
= 0,
x
2
− x
4
= 0,
−x
1
+ x
3
− x
5
= 0,
−x
2
+ x
4
− x
6
= 0,
−x
3
+ x
5
= 0,
−x
4
+ x
6
= 0.
262.
x
1
− x
3
+ x
5
= 0,
x
2
− x
4
+ x
6
= 0,
x
1
− x
2
+ x
5
− x
6
= 0,
x
2
− x
3
+ x
6
= 0,
x
1
− x
4
+ x
5
= 0.
263.
5x
1
+ 6x
2
− 2x
3
+ 7x
4
+ 4x
5
= 0,
2x
1
+ 3x
2
− x
3
+ 4x
4
+ 2x
5
= 0,
7x
1
+ 9x
2
− 3x
3
+ 5x
4
+ 6x
5
= 0,
5x
1
+ 9x
2
− 3x
3
+ x
4
+ 6x
5
= 0.
32

Страницы