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(1- , 1- )

1. 2 + · = 0, = , = , = .

2. .

3. (3 ), = (2; -3; 1), = (-2; 1; 4).

4. α = 3i + j αk = -2i αj +3k ?

5. , = 2i -3j + 2k .

6. ,

= (1; -1; -1), = (-2; 1; 4).

7. , (5; -3; 1), (-1; 3; 2), (4; 3; -5).

8. , (-4; 1; 0), (1; 4; -2), (-3; 0;-1).

9. , (4; -2) (-1; 3).

10. (3;1;4), (-1;6;1), (-1;1;6), (0;4;-1). .

11. (1; 2;-1), (4; 1; 5), (-1;2; 1) D(6; 1; 3) ?

12. ?

13. , (4; -1) 5.

14. , 1(-1; 0; 3), 2(3; -2; 4), 3(-1,2,-5)

15. , 1(-1; 0; 3), 2(3; -2; 4), x + 2y - 3z = 0.

16. , (3; 4; 0) .

17. , (3; 4; 0) .

18. 3x - y +2z + 2= 0.

19. (3; 4; -2) 2x+4y6z10 = 0.

20. x-2y+5z-7=0 3x+5y-4z+12=0.

21. , (3; -2; 5)

(1,-4,3).

22. , (3; -2; 5) .

23. , (3; -2; 5) x + 2y - 3z = 0.

24.

x + 3y 2z =0.

25. , (3; -8) 3x y -2 = 0 x + y + 6 = 0.

26. (3; -2) 2x 3y +1 = 0.

27. , (3; 1) , (2; 5), (1; 0).

28. , (3; -8) 3x y -2 = 0.

29. (-3; 4), (1; -6), (3; -2). , .

30. (3; -2) MN, (2; -1), N (3; 4).

31. .

32. .

33. .

34. .

35. .

36. .

37.

38. .

39. .

40. .

41. .

42. .

43. f (x) = .

44. f (x) = .

45. f (x) = .

46. .

47. .

48. .

49. .

50. , .

 

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