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5 ( )

 

1. , (6,9), .

2. . , , (2,2).

3. . .

4. . .

5. x2+y2=36 . .

6. 3x2+5y2 30=0.

7. y2=24x 14 . . .

8. y2=4-4x x+y=1. .

9. , . (3,2,4) (4,1,8). , .

10. (-5,2), (1,-4), (5,12), , . . .

11. , (1,4) (7,2) .

12. 2, 10. .

13. , (0; -3).

14. , , = 3.

15. , 10, 8.

16. , , 24 26.

17. , 5 .

18. , x + 2 = 0.

19. , 5, 8.

20. , .

21. , (-5; 0).

22. , 10 0,8.

23. , y =2x , 5 .

24. , .

 

6

k a b ?

a={k* , -10, -5}

b={k*( -10), k* , 1}

 

7

 

:

1) ;

2) ;

3) ;

4) N ;

 

.

 

  (-2, 5) (4, 5) (1, 1)   (4, 9) (2, 4) (5, 7)
  (-3, 1) (4, -5) (7, 2)   (6, 9) (5, -4) (4, 6)
  (4, -1) (4, 4) (6, 4)   (2, 3) (4, 0) (5, 3)
  (-5, 3) (4, 6) (8, 4)   (8, 7) (3, 0) (5, 6)
  (0, -6) (3, 5) (-2, 4)   (8, 1) (3, 0) (3, 5)
  (-2, -3) (10, 6) (5, 2)   (1, 3) (7, 10) (3, 2)
  (-6, 2) (1, 8) (4, 5)   (4, 0) (6, 9) (-2, 1)
  (1, 5) (6, 5) (5, 7)   (-2, 1) (-2, 5) (4, 0)
  (5, -2) (7, 2) (5, 5)   (-2, 1) (-3, 1) (4, 10)
  (5, -2) (8, 4) (6, 5)   (1, -2) (4, -1) (6, 9)
  (9, 6) (2, 3) (4, 0)   (4, 7) (3, 2) (2, 3)
  (7, 5) (4, 0) (1, 2)   (7, 3) (0, 6) (6, 8)

8

:

1) 1 2;

2) 1 2 1 4;

3) 1 2 3;

4) 1 2 3 4;

5) 1 2 3.

6) 1 2 3

7) , 4 1 2 3.

.

 

1 2 3 4
  (1, 1, 1) (-1, 2, 4) (2, 0, 6) (-2, 5, -1)
  (0, 5, 0) (2, 3, -4) (0, 0, -6) (-3, 1, -1)
  (0, 0, 6) (4, 0, -4) (1, 3, -1) (4, -1, -3)
  (2, -5, 3) (3, 2, -5) (5, -3, -2) (-5, 3, 2)
  (6, 0, 4) (0, 6, 4) (4, 6, 0) (0, -6, 4)
  (3, 2, 4) (2, 4, 3) (4, 3, -2) (-2, -4, -3)
  (6, 3, 5) (5, -4, 3) (3, 5, 6) (-6, -1, 2)
  (5, -2, -1) (4, 0, 0) (2, 5, 1) (1, 2, 5)
  (4, 2, 5) (3, 0, 4) (0, 0, 3) (5, -2, -4)
  (4, 2, -5) (3, 0, 4) (0, 2, 3) (5, -2, -4)
  (4, 4, 10) (7, 10, 2) (2, 8, 4) (9, 6, 9)
  (4, 6, 5) (6, 9, 4) (2, 10, 10) (7, 5, 9)
  (3, 5, 4) (8, 7, 4) (5, 10, 4) (4, 7, 8)
  (10, 6, 6) (-2, 8, 4) (6, 8, 9) (7, 10, 3)
  (1, 8, 2) (5, 2, 6) (5, 7, 4) (4, 10, 9)
  (6, 6, 5) (4, 9, 5) (4, 6, 11) (6, 9, 3)
  (7, 2, 2) (5, 7, 7) (5, 3, 1) (2, 3, 7)
  (8, 6, 4) (10, 5, 5) (5, 6, 8) (8, 10, 7)
  (7, 7, 3) (6, 5, 8) (3, 5, 8) (8, 4, 1)
  (-2, 1, 2) (4, 0, 0) (3, 2, 7) (1, 3, 2)
  (3, 2, 7) (1, 3, 2) (-2, 1, 2) (4, 0, 0)
  (1, 3, 2) (3, 2, 7) (4, 0, 0) (-2, 1, 2)
  (3, 1, -2) (1, -2, 1) (2, 2, 5) (-2, 1, 0)
  (-2, 1, 0) (2, 2, 5) (3, 1, 2) (1, -2, 1)

 

 

 

1. : / . . . .: , 2001. 472 .

2. .. : . ., 2000. 240 .

3. .. . - . , , 2007. - 91 .

4. .., .. : . .: , 1981, 1986, .. 1,2,3.

5. .., .. . .: , 1978.

6. . .1. : , 2000. 25 .

7. .., .. . .: , 1968.

8. .., .., .. . .: , 1982.

9. .. . .: , 1986.

10. . .2. : , 2000. 32 .

 





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