1. , :
1) ;
2)
3)
4)
5)
6)
:
1) ,
2) ,
3) ,
4) ,
5) ;
6) ; .
2. , :
1)
2)
:
1)
2) .
, . .
.
1. . .
2. , , .
3. , , .
4. . , .
5. .
6. .
. .
1. : 1) ; 2) ,
1.1.
1) 2)
1.2.
1) 2)
1.4.
1) 2)
1.5.
1) 2)
1.6.
1) 2)
1.7.
1) 2)
1.8.
1) 2)
1.9.
1) 2)
1.10
1) 2)
1.11.
1) 2)
1.12.
1) 2)
1.13.
1) 2)
1.14.
1) 2)
1.15.
1) 2)
1.16.
1) 2)
1.17.
1) 2)
1.18.
1) 2)
1.19.
1) 2)
1.20.
1) 2)
1.21.
1) 2)
1.22.
1) 2)
1.23
1) 2)
1.24.
1) 2)
1.25.
1) 2)
1.26.
1) 2)
1.27.
1) 2)
1.28.
1) 2)
1.29.
1) 2)
1.30.
1) 2)
2. , :
; ;
; .
1.1. 1.16.
1.2. 1.17.
1.3. 1.18.
1.4. 1.19.
1.5. 1.20.
1.6. 1.21.
1.7. 1.22.
1.8. 1.23.
1.9. 1.24.
1.10. 1.25.
1.11. 1.26.
1.12. 1.27.
1.13. 1.28.
1.14. 1.29.
1.15. 1.30.
1.. x p, q, r. .
. | p | q | r | |
1.1. | {-2, 4, 7} | {0, 1, 2} | {l, 0, 1} | {-l, 2, 4} |
1.2. | {6, 12, - 1} | {l, 3, 0} | {2, -1, 1} | {0, -1, 2} |
1.3. | {l, -4, 4} | {2, 1, -1} | {0, 3, 2} | {l, -1, 1} |
1.4. | {-9, 5, 5} | {4, 1, 1} | {2, 0, -3} | {-l, 2, 1} |
1.5. | {-5, -5, 5} | {-2, 0, 1} | {l, 3, -1} | {0, 4, 1} |
1.6. | {13, 2, 7} | {5, 1, 0} | {2, -1, 3} | {l, 0, -1} |
1.7. | {-19, -1, 7} | {0, 1, 1} | {-2, 0, 1} | {3, 1, 0} |
1.8. | {3, -3, 4} | {l, 0, 2} | {0, 1, 1} | {2, -1, 4} |
1.9. | {3, 3, -1} | {3, 1, 0} | {-l, 2, 1} | {-l, 0, 2} |
1.10. | {-1, 7, -4} | {-l, 2, 1} | {2, 0, 3} | {l, 1, -1} |
1.11. | {6, 5,-14} | {l, 1, 4} | {0, -3, 2} | {2, 1, -1} |
1.12. | {6, -1, 7} | {l. 2, 0} | {-l, 1, 3} | {l, 0, 4} |
1.13. | {5, 15, 0} | {l, 0, 5} | {-l, 3, 2} | {0, -1, 1} |
1.14. | {2, -1, 11} | {l, 1, 0} | {0, 1, -2} | {l, 0, 3} |
1.15. | {11, 5, -3} | {l, 0, 2} | {-l, 0, 1} | {2, 5, -3} |
1.16. | {8, 0, 5} | {2, 0, 1} | {l, 1, 0} | {4, 1, 2} |
1.17. | {3, 1, 8} | {0, 1, 3} | {l, 2, -1} | {2, 0, -1} |
1.18. | {8, 1, 12} | {l, 2, -1} | {3, 0, 2} | {-l, 1, 1} |
1.19. | {-9, -8, -3} | {l, 4, 1} | {-3, 2, 0} | {l, -1, 2} |
1.20. | {-5, 9, -13} | {0, 1, -2} | {3, -1, 1} | {4, 1, 0} |
1.21. | {-15, 5, 6} | {0, 5, 1} | {3, 2, -1} | {-l, 1, 0} |
1.22. | {8, 9, 4} | {l, 0, 1} | {0, -2, 1} | {l, 3, 0} |
1.23. | {23,-14,-30} | {2, 1, 0} | {l, -1, 0} | {-3, 2, 5} |
1.24. | {3, 1, 3} | {2, 1, 0} | {l, 0, 1} | {4, 2, 1} |
1.25. | {-l, 7, 0} | {0, 3, 1} | {l, -1, 2} | {2, -1, 0} |
1.26. | {11, -1, 4} | {l,-l, 2} | {3, 2, 0} | {-l, 1, 1} |
1.27. | {-13, 2, 18} | {l, 1, 4} | {-3, 0, 2} | {l, 2, -1} |
1.28. | {0, -8, 9} | {0, -2, 1} | {3, 1, -1} | {4, 0, 1} |
1.29. | {8, -7, -13} | {0, 1, 5} | {3, -1, 2} | {-l, 0, 1} |
1.30. | {2, 7, 5} | {l, 0, 1} | {l, -2, 0} | {0, 3, 1} |
2. 1 2, a b?
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2.1. a ={1,-2,3}, b ={3,0,-1}, c 1=2 a +4 b, c 2=3 b - a.
2.2. a ={1,0,1}, b ={-2,3,5}, c 1= a +2 b, c 2=3 a - b.
2.3. a ={-2,4,1}, b ={1,-2,7}, c 1=5 a +3 b, c 2=2 a - b.
2.4. a ={1,2,-3}, b ={2,-1,-1}, c 1=4 a +3 b, c 2=8 a - b.
2.5. a ={3,5,4}, b ={5,9,7}, c 1=-2 a + b, c 2=3 a -2 b.
2.6. a ={1,4,-2}, b ={1,1,-1}, c 1= a + b, c 2=4 a +2 b.
2.7. a ={1,-2,5}, b ={3,-1,0}, c 1=4 a -2 b, c 2= b -2 a.
2.8. a ={3,4,-1}, b ={2,-1,1}, c 1=6 a -3 b, c 2= b -2 a.
2.9. a ={-2,-3,-2} b ={1,0,5}, c 1=3 a +9 b, c 2=3 b -6 a.
2.10. a ={-1,4,2}, b ={3,-2,6}, c 1=2 a - b, c 2=3 b -6 a.
2.11. a ={5,0,-1}, b ={7,2,3}, c 1=2 a - b, c 2=3 b -6 a.
2.12. a ={0,3,-2}, b ={1,-2,1}, c 1=5 a -2 b, c 2=3 a +5 b.
2.13. a ={-2,7,-1}, b ={-3,5,2}, c 1=2 a +3 b, c 2=3 a +2 b.
2.14. a ={3,7,0}, b ={1,-3,4}, c 1=4 a -2 b, c 2= b -2 a.
2.15. a ={-1,2,-1}, b ={2,-7,1}, c 1=6 a -2 b, c 2= b -3 a.
2.16. a ={7,9,-2}, b ={5,4,3}, c 1=4 a - b, c 2=4 b - a.
2.17. a ={5,0,-2}, b ={6,4,3}, c 1=5 a -3 b, c 2=6 b -10 a.
2.18. a ={8,3,-1}, b ={4,1,3}, c 1=2 a - b, c 2=2 b -4 a.
2.19. a ={3,-1 6}, b ={5,7,10}, c 1=4 a -2 b, c 2= b -2 a.
2.20. a ={1,-2,4}, b ={7,3,5}, c 1=6 a -3 b, c 2= b -2 a.
2.21. a ={3,7,0}, b ={4,6,-1}, c 1=3 a +2 b, c 2=5 a -7 b.
2.22. a {2,-1,4}, b ={3,-7,-6}, c 1=2 a -3 b, c 2=3 a -2 b.
2.23. a ={5,-1,-2}, b ={6,0,7}, c 1=3 a -2 b, c 2=4 b -6 a.
2.24. a ={-9,5,3}, b ={7,1,-2}, c 1=2 a - b, c 2=3 a +5 b.
2.25. a ={4,2,9}, b ={0,-1,3}, c 1=4 b -3 a, c 2=4 a -3 b.
2.26. a ={2,-1,6}, b ={-1,3,8}, c 1=5 a -2 b, c 2=2 a -5 b.
2.27. a ={5,0,8}, b ={-3,1,7}, c 1=3 a -4 b, c 2=12 b -9 a.
2.28. a ={-1,3,4}, b ={2,-1,0}, c 1=6 a -2 b, c 2= b -3 a.
2.29. a {4,2,-7}, b ={5,0,-3}, c 1= a -3 b, c 2=6 b -2 a.
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2.30. a ={2,0,-5}, b ={1,-3,4}, c 1=2 a -5 b, c 2=5 a -2 b.
3. , , . .
3.2. (0,-3,6), (-12,-3,-3), (-9,-3,-6).
3.3. (3,3,-1), (5,5,-2), (4,1,1).
3.4. (-1,2,-3), (3,4,-6), (1,1,-1).
3.5. (-4,-2,0), (-1,-2,4), (3,-2,1).
3.6. (5,3,-1), (5,2,0), (6,4,-1).
3.7. (-3,-7,-5), (0,-1,-2), (2,3,0).
3.8. (2,-4,6), (0,-2,4 (6,-8,10).
3.9. (0,1,-2), (3,1,2), (4,1,1).
3.10. (3,3,-1), (1,5,-2), (4,1,1).
3.11.. (2,1,-1), (6,-1,-4), (4,2,1).
3.12. (-1,-2,1), (-4,-2,5), (-8,-2,2).
3.13. (6,2,-3), (6,3,-2), (7,3,-3).
3.14. (0,0,4), (-3,-6,1), (-5,-10,-1).
3.15. (2,-8,-1), (4,-6,0), (-2,-5,-1).
3.16. (3,-6,9), (0,-3,6), (9,-12,15).
3.17. (0,2,-4), (8,2,2), (6,2,4).
3.18. (3,3,-1), (5,1,-2), (4,1,1).
3.19. (-4,3,0), (0,1,3), (-2,4,-2).
3.20. (1,-1,0), (-2,-1,4), (8,-1,-1).
3.21. (7,0,2), (7,1,3), (8,-1,2).
3.22. (2,3,2), (-1,-3,-1), (-3,-7,-3).
3.23. (2,2,7), (0,0,6), (-2,5,7).
3.24. (-1,2,-3), (0,1,-2), (-3,4,-5).
3.25. (0,3,-6), (9,3,6), (12,3,3).
3.26. (3,3,-1), (5,1,-2), (4,1,-3).
3.27. (-2,1,1), (2,3,-2), (0,0,3).
3.28. (1,4,-1), (-2,4,-5), (8,4,0).
3.29. (0,1,0), (0,2,1), (1,2,0).
3.30. (-4,0,4), (0,2,-4), (-6,8,-10).
4. , a b.
4.1. a = p +2 q; b =3 p - q; | p |=1; | q |=2; (p ^ q)= ;
4.2. a =3 p + q; b = p -2 q; | p |=4; | q |=1; (p ^ q)= ;
4.3. a = p -3 q; b = p +2 q; | p |=1/5; | q |=1; (p ^ q)= ;
4.4. a =3 p -2 q; b = p +5 q; | p |=4; | q |=1/2; (p ^ q)= ;
4.5. a = p -2 q; b =2 p + q; | p |=2; | q |=3; (p ^ q)= ;
4.6. a = p +3 q; b = p -2 q; | p |=2; | q |=3; (p ^ q)= ;
4.7. a =2 p - q; b = p +3 q; | p |=3; | q |=2; (p ^ q)= ;
4.8. a =4 p + q; b = p - q; | p |=7; | q |=2; (p ^ q)= ;
4.9. a = p -4 q; b =3 p + q; | p |=1; | q |=2; (p ^ q)= ;
4.10. a = p +4 q; b =2 p - q; | p |=7; | q |=2; (p ^ q)= ;
4.11. a =3 p +2 q; b = p - q; | p |=10; | q |=1; (p ^ q)= ;
4.12. a =4 p - q; b = p +2 q; | p |=5; | q |=4; (p ^ q)= ;
4.13. a =2 p +3 q; b = p -2 q; | p |=6; | q |=7; (p ^ q)= ;
4.14. a =3 p - q; b = p +2 q; | p |=3; | q |=4; (p ^ q)= ;
4.15. a =2 p +3 q; b = p -2 q; | p |=2; | q |=3; (p ^ q)= ;
4.16. a =2 p -3 q; b =3 p + q; | p |=4; | q |=1; (p ^ q)= ;
4.17. a =5 p + q; b = p -3 q; | p |=1; | q |=2; (p ^ q)= ;
4.18. a =7 p -2 q; b = p +3 q; | p |=1/2; | q |=2; (p ^ q)= ;
4.19. a =6 p - q; b = p + q; | p |=3; | q |=4; (p ^ q)= ;
4.20. a =10 p + q; b =3 p -2 q; | p |=4; | q |=1; (p ^ q)= ;
4.21. a =6 p - q; b = p +2 q; | p |=8; | q |=1/2; (p ^ q)= ;
4.22. a =3 p +4 q; b = q - p; | p |=2,5 | q |=2; (p ^ q)= ;
4.23. a =7 p + q; b = p -3 q; | p |=3; | q |=1; (p ^ q)= ;
4.24. a = p +3 q; b =3 p - q; | p |=3; | q |=5; (p ^ q)= ;
4.25. a =3 p + q; b = p -3 q; | p |=7; | q |=2; (p ^ q)= ;
4.26. a =5 p - q; b = p + q; | p |=5; | q |=3; (p ^ q)= ;
4.27. a =3 p -4 q; b = p +3 q; | p |=2; | q |=3; (p ^ q)= ;
4.28. a =6 p - q; b =5 q + p; | p |=1/2 | q |=4; (p ^ q)= ;
4.29. a =2 p +3 q; b = p -2 q; | p |=2; | q |=1; (p ^ q)= ;
4.30. a =2 p -3 q; b =5 p + q; | p |=2; | q |=3; (p ^ q)= ;
5. a, b c.
5.1. a ={2,3,1}; b ={-1,0,-1}; c ={2,2,2}.
5.2. a ={3,2,1}; b ={2,3,4}; c ={3,1,-1}.
5.3. a ={1,5,2}; b ={-1,1,-1}; c ={1,1,1}.
5.4. a ={1,-1,-3}; b ={3,2,1}; c ={2,3,4}.
5.5. a ={3,3,1}; b ={1,-2,1}; c ={1,1,1}.
5.6. a ={3,1,-1}; b ={-2,-1,0}; c ={5,2,-1}.
5.7. a ={4,3,1}; b ={1,-2,1}; c ={2,2,2}.
5.8. a ={4,3,1}; b ={6,7,4}; c ={2,0,-1}.
5.9. a ={3,2,1}; b ={1,-3,-7}; c ={1,2,3}.
5.10. a ={3,7,2}; b ={-2,0,-1}; c ={2,2,1}.
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5.11. a ={1,-2,6}; b ={1,0,1}; c ={2,-6,17}.
5.12. a ={6,3,4}; b ={-1,-2,-1}; c ={2,1,2}.
5.13. a ={7,3,4}; b ={-1,-2,-1}; c ={4,2,4}.
5.14. a ={2,3,2}; b ={4,7,5}; c ={2,0,-1}.
5.15. a ={5,3,4}; b ={-1,0,-1}; c ={4,2,4}.
5.16. a ={3,10,5}; b ={-2,-2,-3}; c ={2,4,3}.
5.17. a ={-2,-4,-3}; b ={4,3,1}; c ={6,7,4}.
5.18. a ={3,1,-1}; b ={1,0,-1}; c ={8,3,-2}.
5.19. a ={4,2,2}; b ={-3,-3,-3}; c ={2,1,2}.
5.20. a ={4,1,2}; b ={9,2,5}; c ={1,1,-1}.
5.21. a ={5,3,4}; b ={4,3,3}; c ={9,5,8}.
5.22. a ={3,4,2}; b ={1,1,0}; c ={8,11,6}.
5.23. a ={4,-1,-6}; b ={1,-3,-7}; c ={2,-1,-4}.
5.24. a ={3,1,0}; b ={-5,-4,-5}; c ={4,2,4}.
5.25. a ={3,0,3}; b ={8,1,6}; c ={1,1,-1}.
5.26. a ={1,-1,4}; b ={1,0,3}; c ={1,-3,-8}.
5.27. a ={6,3,4}; b ={-1,-2,-1}; c ={2,1,2}.
5.28. a ={4,1,1}; b ={-9,-4,-9}; c ={6,2,6}.
5.29. a ={-3,3,3}; b ={-4,7,6}; c ={3,0,-1}.
5.30. a ={-7,-10,-5}; b ={0,-2,-1}; c ={-2,4,-1}.
6. 1, 2, 3 4 , 4 1 2 3.
6.1. A 1(1,3,6), A 2(2,2,1), A 3(-1,0,1), A 4(-4,6,-3).
6.2. A 1(-4,2,6), A 2(2,-3,0), A 3(-10,5,8), A 4(-5,2,-4).
6.3. A 1(7,2,4), A 2(7,-1,-2), A 3(3,3,1), A 4(-4,2,1).
6.4. A 1(2,1,4), A 2(-1,5,-2), A 3(-7,-3,2), A 4(-6,-3,6).
6.5. A 1(-1,-5,2), A 2(-6,0,-3), A 3(3,6,-3), A 4(-10,6,7).
6.6. A 1(0,-1,-1), A 2(-2,3,5), A 3(1,-5,-9), A 4(-1,-6,3).
6.7. A 1(5,2,0), A 2(2,5,0), A 3(1,2,4), A 4(-1,1,1).
6.8. A 1(2,-1,-2), A 2(1,2,1), A 3(5,0,-6), A 4(-10,9,-7).
6.9. A 1(-2,0,-4), A 2(-1,7,1), A 3(4,-8,-4), A 4(1,-4,6).
6.10. A 1(14,4,5), A 2(-5,-3,2), A 3(-2,-6,-3), A 4(-2,2,-1).
6.11. A 1(1,2,0), A 2(3,0,-3), A 3(5,2,6), A 4(8,4,-9).
6.12. A 1(2,-1,2), A 2(1,2,-1), A 3(3,2,1), A 4(-4,2,5).
6.13. A 1(1,1,2), A 2(-1,1,3), A 3(2,-2,4), A 4(-1,0,-2).
6.14. A 1(2,3,1), A 2(4,1,-2), A 3(6,3,7), A 4(7,5,-3).
6.15. A 1(1,1,-1), A 2(2,3,1), A 3(3,2,1), A 4(5,9,-8).
6.16. A 1(1,5,-7), A 2(-3,6,3), A 3(-2,7,3), A 4(-4,8,-12).
6.17. A 1(-3,4,-7), A 2(1,5,-4), A 3(-5,-2,0), A 4(2,5,4).
6.18. A 1(-1,2,-3), A 2(4,-1,0), A 3(2,1,-2), A 4(3,4,5).
6.19. A 1(4,-1,3), A 2(-2,1,0), A 3(0,-5,1), A 4(3,2,-6).
6.20. A 1(1,-1,1), A 2(-2,0,3), A 3(2,1,-1), A 4(2,-2,-4).
6.21. A 1(1,2,0), A 2(1,-1,2), A 3(0,1,-1), A 4(-3,0,1).
6.22. A 1(1,0,2), A 2(1,2,-1), A 3(2,-2,1), A 4(2,1,0).
6.23. A 1(1,2,-3), A 2(1,0,1), A 3(-2,-1,6), A 4(0,-5,-4).
6.24. A 1(3,10,-1), A 2(-2,3,-5), A 3(-6,0,-3), A 4(1,-1,2).
6.25. A 1(-1,2,4), A 2(-1,-2,-4), A 3(3,0,-1), A 4(7,-3,1).
6.26. A 1(0,-3,1), A 2(-4,1,2), A 3(2,-1,5), A 4(3,1,-4).
6.27. A 1(1,3,0), A 2(4,-1,2), A 3(3,0,1), A 4(-4,3,5).
6.28. A 1(-2,-1,-1), A 2(0,3,2), A 3(3,1,-4), A 4(-4,7,3).
6.29. A 1(-3,-5,6), A 2(2,1,-4), A 3(0,-3,-1), A 4(-5,2,-8).
6.30. A 1(1,-1,2), A 2(2,1,2), A 3(1,1,4), A 4(6,-3,8).
1 0 , 1, 2, 3.
1.1. 1(-3,4,-7), 2(1,5,-4), 3(-5,-2,0), 0(-12,7,-1).
1.2. 1(-1,2,-3), 2(4,-1,0), 3(2,1,-2), 0(1,-6,-5).
1.3. 1(-3,-1,1), 2(-9,1,-2), 3(3,-5,4), 0(-7,0,-1).
1.4. 1(1,-1,1), 2(-2,0,3), 3(2,1,-1), 0(-2,4,2).
1.5. 1(1,2,0), 2(1,-1,2), 3(0,1,-1), 0(2,-1,4).
1.6. 1(1,0,2), 2(1,2,-1), 3(2,-2,1), 0(-5,-9,1).
1.7. 1(1,2,-3), 2(1,0,1), 3(-2,-1,6), 0(3,-2,-9).
1.8. 1(3,10,-1), 2(-2,3,-5), 3(-6,0,-3), 0(-6,7,-10).
1.9. 1(-1,2,4), 2(-1,-2,-4), 3(3,0,-1), 0(-2,3,5).
1.10. 1(0,-3,1), 2(-4,1,2), 3(2,-1,5), 0(-3,4,-5).
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1.11. 1(1,3,0), 2(4,-1,2), 3(3,0,1), 0(4,3,0).
1.12, 1(-2,-1,-1), 2(0,3,2), 3(3,1,-4), M 0(-21,20,-16).
1.13. 1(-3,-5,6), 2(2,1,-4), 3(0,-3,-1), 0(3,6,68).
1.14. 1(2,-4,-3), 2(5,-6,0), 3(-1,3,-3), 0(2,-10,8).
1.15. 1(1,-1,2), 2(2,1,2), 3(1,1,4), 0(-3,2,7).
1.16. 1(1,3,6), 2(2,2,1), 3(-1,0,1), 0(5,-4,5).
1.17. 1(-4,2,6), 2(2,-3,0), 3(-10,5,8), 0(-12,1,8).
1.18. 1(7,2,4), 2(7,-1,-2), 3(-5,-2,-1), 0(10,1,8).
1.19. 1(2,1,4), 2(3,5,-2), 3(-7,-3,2), 0(-3,1,8).
1.20. 1(-1,-5,2), 2(-6,0,-3), 3(3,6,-3), 0(10,-8,-7).
1.21. 1(0,-1,-1), 2(-2,3,5), 3(1,-5,-9), 0(-4,-13,6).
1.22. 1(5,2,0), 2(2,5,0), 3(1,2,4), 0(-3,-6,-8).
1.23. 1(2,-1,-2), 2(1,2,1), 3(5,0,-6), 0(14,-3,7).
1.24. 1(-2,0,-4), 2(-1,7,1), 3(4,-8,-4), 0(-6,5,5).
1.25. 1(14,4,5), 2(-5,-3,2), 3(-2,-6,-3), 0(-1,-8,7).
1.26. 1(1,0,2), 2(3,0,-3), 3(5,2,6), 0(-13,-8,16).
1.27. 1(2,-1,2), 2(1,2,-1), 3(3,2,1), 0(-5,3,7).
1.28. 1(1,1,2), 2(-1,1,3), 3(2,-2,4), 0(2,3,8).
1.29. 1(2,3,1), 2(4,1,-2), 3(6,3,7), 0(-5,-4,7).
1.30. 1(1,1,-1), 2(2,3,1), 3(3,2,1), 0(-3,-7,6).
2.1. A (1,0,-2), B (2,-1,3), C (0,-3,2).
2.2. A (-1,3,4), B (-1,5,0), C (2,6,1).
2.3. A (4,-2,0), B (1,-1,-5), C (-2,1,-3).
2.4. A (-8,0,7), B (-3,2,4), C (-1,4,5).
2.5. A (7,-5,1), B (5,-1,-3), C (3,0,-4).
2.6. A (-3,5,-2), B (-4,0,3), C (-3,2,5).
2.7. A (1,-1,8), B (-4,-3,10), C (-1,-1,7).
2.8. A (-2,0,-5), B (2,7,-3), C (1,10,-1).
2.9. A (1,9,-4), B (5,7,1), C (3,5,0).
2.10. A (-7,0,3), B (1,-5,-4), C (2,-3,0).
2.11. A (0,-3,5), B (-7,2,6), C (-3,2,4).
2.12. A (5,-1,2), B (2,-4,3), C (4,-1,3).
2.13. A (-3,7,2), B (3,5,1), C (4,5,3).
2.14. A (0,-2,8), B (4,3,2), C (1,4,3).
2.15. A (1,-1,5), B (0,7,8), C (-1,3,8).
2.16. A (-10,0,9), B (12,4,11), C (8,5,15).
2.17. A (3,-3,-6), B (1,9,-5), C (6,6,-4).
2.18. A (2,1,7), B (9,0,2), C (9,2,3).
2.19. A (-7,1,-4), B (8,11,-3), C (9,9,-1).
2.20. A (1,0,-6), B (-7,2,1), C (-9,6,1).
2.21. A (-3,1,0), B (6,3,3), C (9,4,-2).
2.22. A (-4,-2,5), B (3,-3,-7), C (9,3,-7).
2.23. A (0,-8,10), B (-5,5,7), C (-8,0,4).
2.24. A (1,-5,-2), B (6,-2,1), C (2,-2,-2).
2.25. A (0,7,-9), B (-1,8,-11), C (-4,3,-12).
2.26. A (-3,-1,7), B (0,2,-6), C (2,3,-5).
2.27. A (5,3,-1), B (0,0,-3), C (5,-1,0).
2.28. A (-1,2,-2), B (13,14,1), C (14,15,2).
2.29. A (7,-5,0), B (8,3,-1), C (8,5,1).
2.30. A (-3,6,4), B (8,-3,5), C (10,-3,7).
3. .
3.1.
3.2.
3.3.
3.4.
3.5.
3.6.
3.7.
3.8.
3.9.
3.10.
3.11.
3.12.
3.13
3.14.
3.15.
3.16.
3.17.
3.18
3.19.
3.20.
3.21.
3.22.
3.23
3.24.
3.25.
3.26.
3.27.
3.28.
3.29.
3.30.
4. , .
4.1. (0, 0, z), (5, 1, 0), (0, 2, 3).
4.2. (0, 0, z), (3, 3, 1), (4, 1, 2).
4.3. (0, 0, z), (3, 1, 3), (1, 4, 2).
4.4. (0, 0, z), (-1, -1, -6), (2, 3, 5).
4.5. (0, 0, z), (-13, 4, 6), (10,-9, 5).
4.6. (0, 0, z), (-18, 1, 0), (15, -10, 2).
4.7. (0, 0, z), (10, 0, -2), (9, -2, 1).
4.8. (0, 0, z), (-5, -5, 6), (-7, 6, 2).
4.9. (0, 0, z), (-6, 7, 5), (8, -4, 3).
4.10. (0, 0, z), (6, -7, 1), (-1, 2, 5).
4.11. (0, 0, z), (7, 0 -15), (2, 10 -12).
4.12. (0, y, 0), (3, 0, 3), (5, 7, 1).
4.13. (0, y, 0), (1, 6, 4), (5, 7, 1).
4.14. (0, y, 0), (-2, 8, 10), (6, 11, -2).
4.15. (0, y, 0), (-2, -4, 6), (7, 2, 5).
4.16. (0, y, 0), (2, 2, 4), (0, 4, 2).
4.17. (0, y, 0), (0, -4, 1), (1, -3, 5).
4.18. (0, y, 0), (0, 5, -9), (-1, 0, 5).
4.19. (0, y, 0), (-2, 4, -6), (8, 5, 1).
4.20. (0, y, 0), (7, 3, -4), (1, 5, 7).
4.21. (0, y, 0), (0, -2, 4), -4, 0, 4).
4.22. (x, 0, 0), (0, 1, 3), (2, 0, 4).
4.23. (x, 0, 0), (8, 1, -7), (10, -2, 1).
4.24. (x, 0, 0), (4, 0, 5), (5, 4, 2).
4.25. (x, 0, 0), (3, 5, 6), (1, 2, 3.
4.26. (x, 0, 0), (4, 5, -2), (2, 3, 4).
4.27. (x, 0, 0), (-2, 0, 6), (0, -2, -4).
4.28. (x, 0, 0), (1, 5, 9), (3, 7, 11).
4.29. (x, 0, 0), (4, 6, 8), (2, 4, 6).
4.30. (x, 0, 0), (1, 2, 3), (2, 6, 10).
5. .
5.1.
5.2.
5.3.
5.4.
5.5.
5.6. .
5.7.
5.8.
5.9. .
5.10. .
5.11. 5.12.
5.13.
5.14.
5.15.
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5.16. .
5.17.
5.18.
5.19.
5.20. .
5.21
5.22.
5.23.
5.24.
5.24. .
5.25. .
5.26.
5.27.
5.28.
5.29.
5.30.
6.
6.1. .
6.2.
6.3.
6.4.
6.5
6.6. .
6.7.
6.8.
6.9.
6.10.
6.11.
6.12.
6.13.
6.14.
6.15. .
6.16.
6.17. .
6.18. .
6.19.
6.20.
6.21.
6.22.
6.23.
6.24
6.25. .
6.26. .
6.27. .
6.28. .
6. 29. .
6.30. .
7. 1, ( 1-15) ( 16-31).
7.1.
7.2.
7.3.
7.5.
7.6.
7.7