:
1. A, B - , ય - . AÇB, AÈB, A\B, B\A, A¢, B¢, A¢DB.
2. , X.
3. - , 2.
4. F. , , . .
5. .
6. P(x), T(x,y) - , A. .
7. P(x), .
8. F - A B. ( , , , ). , .
9. F - A B. (, , ).
10. r - , M. (, , , , , ) r.
1
1. 1) A = {2, 5, 4, 6, 7, 1}, B = {1, 4, 8, 9, 5}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (-2; 9), B = (-¥; 0], ય = R.
2. 1) X = (A\B)¢ÇA; 2) X = ((A¢ \(C\B)¢)Ç(B\C).
3. . 2.
4. (((ù X) (ù (Z (ù Y)))) & (X Y))
5. X & ù Z (X ù Y)
6. A = {0, -1, 3, 5, 4, 1}; P(x) = x ³ 3; T(x,y) = x - y.
7. P(x) = .
8. 1) A = {2, 5, 4, 6}, B = {1, 8, 9, 5}, F = {(5,5), (4,1), (6,8), (2,9)};
2) A = B = N ( ); F = {(x,y) ç x-y - }.
9. A = N ( ); B = R ( ); "xÎA F(x) = 7x2-2x+1.
10. M = Z ( ). r : a r b Û (a + 1)b 10.
2
1. 1) A = {1, 5, 3, 7, 8}, B = {4, 8, 1, 6}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = [12; +¥), B = (-3; 20], ય = R.
2. 1) X = AÇ(B\AÈB); 2) X = (AÈB¢)¢ È(C¢ \B)¢.
3. . 2.
4. (((Y & (ù X)) (ù Z)) (Y Z))
5. (X & ù Z Z V ù Y) X
6. A = {2, 1, 0, 4, 5}; P(x) = x - ; T(x,y) = x+2y - 3.
7. P(x) = 2çx-1ç+çx+3ç=10.
8. 1) A = {1, 3, 6, 8}, B = {4, 1, 6}, F = {(3,4), (1,6), (8,1), (6,4)};
2) A = B = N ( ); F = {(x,y) ç x - y}.
9. A = B = Q ( ); "xÎA F(x) = ÷ x+2÷-4.
10. M - . a. r : A r B Û A B , a.
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3
1. 1) A = {3, 4, 7, 2}, B = {9, 1, 2, 5, 3}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = [-13; -1), B = (-10; 10), ય = R.
2. 1) X = A¢\B È(BÇA)¢; 2) X = (CÇB)\(AÈB¢ \C)¢.
3. . 2.
4. (X (ù ((X V Z) (ù Y))))
5. ù (ù X V ù Y) ù (X & Z ù Y)
6. A = {1, 3, 7, 2}; P(x) = x2-5x > 0; T(x,y) = x-y - .
7. P(x) = .
8. 1) A = {4, 3, 9, 6}, B = {8, 6, 4, 3, 5}, F = {(3,5), (9,8), (4,4), (6,3)};
2) A = B = N ( ); F = {(x,y) ç x - y 3}.
9. A = Q+ ( ); B = R ( ); "xÎA F(x) = ln x+5.
10. M = N ( ). r : a r b Û a b.
4
1. 1) A = {2, 4, 6, 7, 9}, B = {1, 4}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (-¥; 9), B = (-3; +¥), ય = R.
2. 1) X = ((A¢ÇB)\A¢)¢; 2) X = AÈ((BÈC)ÇC¢)ÇB.
3. . 2.
4. (((X & (Y Z)) V Y) (ù X))
5. (X ù Y) & Z ù X
6. A = {2, 1, 5}; P(x) = 3x+5 4; T(x,y) = xy - .
7. P(x) = 2ç3x-1ç<4.
8. 1) A = {1, 3, 4, 9}, B = {4, 9, 1, 6}, F = {(3,1), (1,6), (9,6), (4,1)};
2) A = B = N ( ); F = {(x,y) ç x - y}.
9. A = B = R ( ); "xÎA F(x) = 3+2ex+4.
10. M = Z ( ). r : a r b Û |a + b| = b2.
5
1. 1) A = {3, 2, 4, 6, 8}, B = {2, 8, 1, 9, 4, 3}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (-7; 92], B = [-1; 100), ય = R.
2. 1) X = (A\B¢)¢ È(AÇB); 2) X = BÈ(CÈA¢)Ç(A\B)¢.
3. . 2.
4. (((X Y) Z) (ù Y))
5. X & Y (X V Z) ù Y
6. A = {4, 3, 0}; P(x) = sin x > 0; T(x,y) = x2-3y = 0.
7. P(x) = .
8. 1) A = {4, 3, 5, 9}, B = {5, 9, 3, 7, 4}, F = {(4,4), (5,7), (9,3), (5,9), (3,5)};
2) A = B = N ( ); F = {(x,y) ç y = 2x-3}.
9. A = Q+ ( ); B = R ( ); "xÎA F(x) = .
10. M - . 1 2. r : A r B Û AO1 = BO2.
6
1. 1) A = {3, 9, 4, 6, 1}, B = {1, 8, 9, 5, 7}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = [2; 22], B = (-¥; 10), ય = R.
2. 1) X = A¢È(AÇB\A); 2) X = (CÇA)È(B¢ \C)ÇA\C.
3. . 2.
4. ((Y & Z) (((ù X) V Z) V (ù Y)))
5. X & ù Y V Z (Y Z)
6. A = {0, 2, 4, -4}; P(x) = x-2 > 0; T(x,y) = M(x,y) (0,0) 4.
7. P(x) = ç2x+1ç-2çx-4ç=1.
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8. 1) A = {4, 1, 5, 8}, B = {5, 1, 4}, F = {(4,4), (5,1), (8,4), (5,5), (1,5)};
2) A = B = N ( ); F = {(x,y) ç x2+y2 = 9}.
9. A = N ( ); B = R ( ); "xÎA F(x) = 4+sin(x+2).
10. M = N ( ). r : a r b Û a b2.
7
1. 1) A = {2, 7, 1}, B = {1, 8, 4, 6, 7, 9, 5}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (-¥; 34], B = [20; +¥), ય = R.
2. 1) X = BÈ(AÈ(BÇA))¢; 2) X = (C\B)ÇA¢ È(A\C)¢.
3. . 2.
4. ((ù (Z X)) (ù (Y & X)))
5. ù Y X & ù Z ù X V Y
6. A = {4, 0, -2, 3}; P(x) = (x+2)(x-3) ¹ 0; T(x,y) = x 2y.
7. P(x) = .
8. 1) A = {3, 1, 2, 9}, B = {3, 5, 8, 7, 2, 4}, F = {(1,4), (9,5), (2,7), (3,3), (1,8)};
2) A = B = N ( ); F = {(x,y) ç x>5, y = x, y = 4x-1}.
9. A = Z+ ( ); B = R ( ); "xÎA F(x) = .
10. M - . a. r : A r B Û A B a.
8
1. 1) A = {1, 2, 6, 4, 7}, B = {4, 8, 2, 5}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (-11; +¥), B = [-22; 30], ય = R.
2. 1) X = A\BÇ(BÇA¢)ÈA; 2) X = ((CÈB)ÇA¢)¢ ÈC\B.
3. . 2.
4. ((ù (Y ù Z)) V (ù (Y & X)))
5. ù (Xù Z) ((X V Z) & ù Y)
6. A = {0, -3, -2, -4}; P(x) = x3+8 < 0; T(x,y) = x+yÎ[-2; 0].
7. P(x) = 4ç3-2xç>2.
8. 1) A = {4, 2, 8, 7}, B = {1, 4, 2, 5}, F = {(7,4), (2,5), (2,4), (4,2), (8,2)};
2) A = B = N ( ); F = {(x,y) ç x y}.
9. A = Z ( ); B = R ( ); "xÎA F(x) = 3x2-x+3.
10. M = N ( ). r : a r b Û a b.
9
1. 1) A = {9, 8, 5, 7, 1}, B = {1, 8, 4, 5, 6, 7}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = [-2; +¥), B = [7; 10), ય = R.
2. 1) X = B¢ È(A\B)¢ÇA; 2) X = A¢ \(AÇB)Ç(CÈB)¢.
3. . 2.
4. ((((ù X) V (ù Y)) & (ù X)) (ù Z))
5. (X ù (Y V Z)) ù X
6. A = {0, 4, -4}; P(x) = x - a2-4a+4 = 0 (a - ); T(x,y) = M(x,y) (-1, 0) 3.
7. P(x) = .
8. 1) A = {3, 4, 2, 9, 8, 1}, B = {1, 7, 2, 6}, F = {(4,1), (2,7), (9,6), (8,2)};
2) A = B = N ( ); F = {(x,y) ç 2x+y - }.
9. A = Z ( ); B = Q ( ); "xÎA F(x) = ÷ x-2÷/4.
10. M = N ( ). r : a r b Û a2 + b2 = 50.
10
1. 1) A = {5, 7, 9, 3}, B = {1, 7, 9, 4, 8, 2}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = [-32; 48), B = [5; 60], ય = R.
2. 1) X = A\(B¢ÇA)ÈA; 2) X = (AÇC¢)¢È(BÈA\C).
3. . 2.
4. ((ù Y) ((ù (X Y)) V (ù (X & (ù Z)))))
5. (ù (Y Z) ù (Z & ù X)) & ù Y
6. A = {5, 4, -3, 1, -8}; P(x) = çx-4ç - ; T(x,y) = x2 = y3.
7. P(x) = ç3x+10ç-3=çx+3ç.
8. 1) A = {1, 4, 5, 8, 6}, B = {4, 1, 2}, F = {(1,1), (5,4), (6,4), (8,2)};
2) A = B = N ( ); F = {(x,y) ç y - x 8}.
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9. A = N ( ); B = R ( ); "xÎA F(x) = log3(x+2).
10. M - . 1 2. r : A r B Û AO1 = 2BO2.
11
1. 1) A = {1, 3, 2, 5, 4, 6}, B = {4, 1, 8, 9, 6}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (4; 19), B = (-¥; 10), ય = R.
2. 1) X = BÇ(AÈB¢)¢ \A; 2) X = A\B¢ Ç(AÈC)\B.
3. . 2.
4. ((Z ((ù X) & Y)) & (Y V (ù (Y (ù Z)))))
5. (ù Y ù Z) & (X Y & ù X)
6. A = {p+2, , , 2}; P(x) = x - ; T(x,y) = .
7. P(x) = .
8. 1) A = {8, 9, 1, 5, 6}, B = {3, 4, 6, 2, 7}, F = {(1,3), (5,4), (6,2), (9,7)};
2) A = B = N ( ); F = {(x,y) ç y - x x}.
9. A = Q ( ); B = R ( ); "xÎA F(x) = -4+6x-3.
10. M = N ( ). r : a r b Û a3 b2.
12
1. 1) A = {7, 4, 2, 5, 6}, B = {1, 9, 4, 7}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (-18; 91], B = (-3; +¥), ય = R.
2. 1) X = (A\B)¢ÈA¢ÇB; 2) X = B\CÈ(A\B)ÇA\B¢.
3. . 2.
4, (((ù Y) & (ù X)) (ù (Y V Z)))
5. ù (X ù Z) & ù (Y (X Z))
6. A = { , , -1, }; P(x) = ; T(x,y) = x+y - .
7. P(x) = ç4x-6ç£10.
8. 1) A = {9, 1, 2, 6, 8}, B = {4, 1, 2, 8, 7}, F = {(9,1), (2,8), (6,1), (8,7)};
2) A = B = N ( ); F = {(x,y) ç y = x2-3x+8}.
9. A = N ( ); B = R ( ); "xÎA F(x) = .
10. M = N ( ). r : a r b Û a b.
13
1. 1) A = {3, 2}, B = {1, 3, 5, 7, 4, 9, 2}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (-¥; 79), B = [-5; +¥), ય = R.
2. 1) X = (BÇA¢)È(B\A); 2) X = B\A¢Ç(A\C¢)ÇB.
3. . 2.
4. (((ù X) (ù Y)) & ((ù Z) V Y))
5. (X ù (Y ù Z)) ù (X & Y)
6. A = {3, , 6}; P(x) = çx-5ç+çx+3ç=3; T(x,y) = - .
7. P(x) = .
8. 1) A = {2, 8, 1, 4, 7}, B = {1, 4, 8, 7}, F = {(1,8), (8,4), (4,1), (1,7)};
2) A = B = N ( ); F = {(x,y) ç (x-1)2+y2 ³ 4}.
9. A = Q ( ); B = R ( ); "xÎA F(x) = 4-3×sin x.
10. M - . a. r : A r B Û AB a.
14
1. 1) A = {8, 2, 9, 5, 6}, B = {8, 9, 4, 6, 5, 1}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (-4; +¥), B = (-15; 0), ય = R.
2. 1) X = A¢È(BÇA)\B; 2) X = C\((BÇA)ÈC)¢ È(A\C).
3. . 2.
4. (X ((ù Y) (Z & (ù X))))
5. ù Z V (X ù (Z V Y) & (X Y))
6. A = {6, 4, 3}; P(x) = x+3 x; T(x,y) = -x+2y - .
7. P(x) = çx-8ç-4çx+3ç+39=0.
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8. 1) A = {2, 1, 5, 8, 7}, B = {2, 1, 4, 5}, F = {(1,1), (8,4), (2,2), (1,5), (8,1)};
2) A = B = N ( ); F = {(x,y) ç x 2, y = 3x, y = x2}.
9. A = R+ ( ); B = R ( ); "xÎA F(x) = .
10. M = Z ( ). r : a r b Û |a + b| = -b.
15
1. 1) A = {9, 2, 7, 1, 3, 5}, B = {5, 1, 8, 7, 9}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = [-12; 29], B = (4; 70], ય = R.
2. 1) X = (BÈA)Ç(B\A¢); 2) X = ((C\B)ÈA)È(AÇB¢)¢.
3. . 2.
4. ((X & (ù Z)) (X (ù Y)))
5. (ù X ù (Z ù Y)) & (X Y)
6. A = {0, -1, 15}; P(x) = -3< x £ 12; T(x,y) = x y+1.
7. P(x) = .
8. 1) A = {5, 2, 6, 7, 4}, B = {1, 8, 4, 7, 5, 9}, F = {(6,1), (5,4), (4,8), (5,5), (2,7)};
2) A = B = N ( ); F = {(x,y) ç y - x}.
9. A = B = N ( ); "xÎA F(x) = x2-2x+2.
10. M - . 1 2. r : A r B Û AO1 < BO2.
16
1. 1) A = {6, 4, 2, 5, 9, 1}, B = {9, 3, 1, 8}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (-¥; 93], B = [8; 110], ય = R.
2. 1) X = AÈ(B\AÇA)¢; 2) X = (A¢ÇB)\(A\C)ÈB¢.
3. . 2.
4. (X ((Y & (ù Z)) (Z V (ù Y))))
5. ((Y & ù X) ù Z) (Y Z)
6. A = {1, -3}; P(x) = 5x > çx+2ç; T(x,y) = 2x+y - .
7. P(x) = 4çx-2ç³3.
8. 1) A = {3, 4, 1, 7}, B = {9, 1, 4, 7, 2}, F = {(1,7), (3,4), (4,7), (3,9)};
2) A = B = N ( ); F = {(x,y) ç 2x-3y - }.
9. A = Z ( ); B = N ( ); "xÎA F(x) = 3÷ x-5÷+2.
10. M = N ( ). r : a r b Û a , b.
17
1. 1) A = {6, 7, 1}, B = {1, 5, 4, 7, 2}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = [-9; 33), B = (-1; +¥), ય = R.
2. 1) X = (A¢ÇB¢)È(B\A); 2) X = (C\((BÇA)¢ÇA))¢ÈC.
3. . 2.
4. ((ù ((ù X) V (ù Y))) (ù ((X & Z) (ù Y))))
5. X ù ((X V Z) ù Y)
6. A = {1, 5, 13, 15}; P(x) = x+11 6; T(x,y) = x - y.
7. P(x) = .
8. 1) A = {1, 5, 3, 8}, B = {2, 4, 9, 5}, F = {(5,5), (3,2), (8,4), (1,9)};
2) A = B = N ( ); F = {(x,y) ç y - x 4}.
9. A = N ( ); B = R ( ); "xÎA F(x) = 3×lg(4x+2).
10. M = N ( ). r : a r b Û ab2 12.
18
1. 1) A = {1, 4, 5, 9, 2, 7, 8}, B = {1, 2, 4, 9}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (-12; 78), B = [-3; +¥), ય = R.
2. 1) X = BÇ(AÈB¢)\B¢; 2) X = (C¢ \B)Ç(A\B)¢ ÈC.
3. . 2.
4. (((X (ù Y)) & Z) (ù X))
5. X & (Y Z) V Y ù X
6. A = {-2, -1, 0}; P(x) = x+3 - ; T(x,y) = çxç-3y 5.
7. P(x) = -2ç3x+1ç+ç-x+4ç=1.
8. 1) A = {4, 2, 6, 1}, B = {4, 2, 9}, F = {(2,4), (4,9), (1,2), (6,4)};
2) A = B = N ( ); F = {(x,y) ç y - x}.
9. A = Z ( ); B = R ( ); "xÎA F(x) = 7-4×3x.
10. M - . a. r : A r B Û a AB.
19
1. 1) A = {3, 5, 1, 4}, B = {7, 1, 4, 8, 6}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (32; 97], B = (-4; 70), ય = R.
2. 1) X = (A¢ÇB¢)\(A\B¢); 2) X = CÇ((A¢ÈB)ÇC)\B¢.
3. . 2.
4. (((X & Y) (X V Z)) (ù Y))
5. ((X Y) Z) ù Y
6. A = { , 0, }; P(x) = ; T(x,y) = sin x-3y = 0.
7. P(x) = .
8. 1) A = {8, 2, 9, 7}, B = {1, 6, 2, 3, 4}, F = {(2,4), (9,1), (8,2), (7,3)};
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2) A = B = N ( ); F = {(x,y) ç y = 4x+8}.
9. A = R+ ( ); B = R ( ); "xÎA F(x) = .
10. M = N ( ). r : a r b Û a2 + b2 = 37.
20
1. 1) A = {6, 7, 9, 2, 1}, B = {5, 1, 8, 2, 9}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = [-52; +¥), B = (-¥; 60), ય = R.
2. 1) X = B¢ È(A¢Ç(A\B)); 2) X = (A\C)¢ Ç(CÇB)ÈC¢.
3. . 2.
4. (((X & (ù Y)) V Z) (Y Z))
5. Y & Z ù X V Z V ù Y
6. A = {0, 2, -3}; P(x) = -3x+2 > x2; T(x,y) = M(x,y) .
7. P(x) = 3ç4-2xç<4.
8. 1) A = {8, 3, 5, 1}, B = {5, 8, 1, 2}, F = {(3,1), (8,2), (1,2), (5,1)};
2) A = B = N ( ); F = {(x,y) ç y2 ³ x2}.
9. A = Z ( ); B = R ( ); "xÎA F(x) = -2×sin(2x).
10. M - . 1 2. r : A r B Û 2AO1 = BO2.
21
1. 1) A = {9, 2, 7, 5}, B = {2, 6, 1, 4, 8, 5, 9}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (2; +¥), B = (-5; 10], ય = R.
2. 1) X = (B\A)Ç(B¢ \A)¢; 2) X = (C¢ \B¢)È(AÈBÇA).
3. . 2.
4. (((ù Y) (X & (ù Z))) ((ù X) V Y))
5. ù (Z X) ù (Y & X)
6. A = {7, 8, -3}; P(x) = (x+3)(x2-7) = 0; T(x,y) = 3x -4y.
7. P(x) = .
8. 1) A = {1, 3, 6, 2}, B = {1, 9, 3, 6, 4}, F = {(1,4), (6,6), (2,3), (6,9), (3,1)};
2) A = B = N ( ); F = {(x,y) ç x Î (-¥; -5) È [0; 4), y = 5x+1, y = x+1}.
9. A = N ( ); B = R ( ); "xÎA F(x) = .
10. M = N ( ). r : a r b Û a b .
22
1. 1) A = {1, 3, 2, 4, 9, 6, 7}, B = {4, 7, 8, 9}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = [-28; 45], B = (-¥; 10], ય = R.
2. 1) X = A\B¢ È(AÇB); 2) X = ((CÈB)Ç(A\B)ÈC¢)¢.
3. . 2.
4. ((ù (X(ù Z))) ((X V Z) & (ù Y)))
5. X V (Z & ù Y) ù X V Z
6. A = {2, -1, 1}; P(x) = x3-1 ³ 0; T(x,y) = M(x,y) , (4, 1) .
7. P(x) = ç3x+11ç-2çx-2ç+3 = 0.
8. 1) A = {9, 2, 4, 8}, B = {5, 3, 9}, F = {(9,9), (4,3), (8,9), (4,5), (2,5)};
2) A = B = N ( ); F = {(x,y) ç y x}.
9. A = B = R ( ); "xÎA F(x) = = 4x2+2x-5.
10. M = Z ( ). r : a r b Û (a + 3)b 8.
23
1. 1) A = {3, 7, 8, 4, 1}, B = {4, 9, 1, 5, 3}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (-¥; 88], B = [-5; 90), ય = R.
2. 1) X = (AÈB)ÈA¢ \B¢; 2) X = (CÈ(A¢ \B))¢ Ç(AÇC).
3. . 2.
4. ((X (ù (Y V Z))) (ù X))
5. (ù X V ù Y) & ù (X ù Z)
6. A = {1, -4}; P(x) = 3x - a2-2a-3 = 0; T(x,y) = xy Î (-4; +¥).
7. P(x) = .
8. 1) A = {3, 1, 7, 4}, B = {1, 5, 6, 7, 2, 3}, F = {(1,3), (4,5), (7,7), (3,1), (1,6)};
2) A = B = N ( ); F = {(x,y) ç y-4x - }.
9. A = B = R ( ); "xÎA F(x) = = 3÷ 4x+1÷-6.
10. M - . a. r : A r B Û A B a.
24
1. 1) A = {8, 6, 2, 5}, B = {9, 7, 4, 8, 5}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (-¥; 47), B = [-6; 90], ય = R.
2. 1) X = AÇB¢ È(A\B); 2) X = (AÈC)¢ Ç(B\AÈC¢).
3. . 2.
4. (((ù (Y Z)) (ù (Z & (ù X)))) & (ù Y))
5. ù Y ù (X Y) V ù (X & ù Z)
6. A = {4, 3, 6}; P(x) = 3x+2 - ; T(x,y) = 2x2 = 3y.
7. P(x) = ç4x+1ç>4.
8. 1) A = {9, 6, 8, 1}, B = {3, 4, 1, 5}, F = {(1,4), (6,5), (6,4), (9,1), (8,1)};
2) A = B = N ( ); F = {(x,y) ç x - y 6}.
9. A = R+ ( ); B = R ( ); "xÎA F(x) = 4-log5 x.
10. M = N ( ). r : a r b Û a3 = b2.
25
1. 1) A = {6, 2, 4, 7, 9, 1}, B = {8, 1, 4, 9, 7}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = [-13; +¥), B = (-6; +¥), ય = R.
2. 1) X = BÈ(AÇB)¢ \A¢; 2) X = ((BÈA)ÇC¢)¢ \A¢.
3. . 2.
4. (((ù Y) (ù Z)) & (X (Y & (ù X))))
5. (Z ù X & Y) & (Y V ù (Y ù Z))
6. A = { , , }; P(x) = x - ; T(x,y) = .
7. P(x) = .
8. 1) A = {7, 4, 2, 3, 8, 5}, B = {4, 8, 2, 1}, F = {(4,4), (2,8), (3,1), (8,2)};
2) A = B = N ( ); F = {(x,y) ç x - y y}.
9. A = N ( ); B = R ( ); "xÎA F(x) = 21-3x.
10. M - . 1 2. r : A r B Û AO1 BO2 .
26
1. 1) A = {4, 5, 8, 1, 2, 6, 7}, B = {7, 9, 1, 5}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (-7; 14], B = (-¥; 6], ય = R.
2. 1) X = B\(AÈB¢)¢ÇA; 2) X = CÇ(A¢ ÈB)Ç(C\B)¢.
3. . 2.
4. ((ù (X (ù Z))) & (ù (Y (X Z))))
5. ù Y & ù X ù (Y V Z)
6. A = {2, , -1}; P(x) = ; T(x,y) = 2x-y - .
7. P(x) = -çx-1ç+2ç3x+2ç=15.
8. 1) A = {2, 4, 7, 9, 1}, B = {9, 1, 5}, F = {(2,1), (7,9), (1,9), (9,5)};
2) A = B = N ( ); F = {(x,y) ç y = 3x2+x-1}.
9. A = Z+ ( ); B = R ( ); "xÎA F(x) = .
10. M = N ( ). r : a r b Û ab2 54.
27
1. 1) A = {7, 3, 2, 5}, B = {1, 8, 6, 9, 5, 3, 4}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = (-32; 79), B = (-4; 85], ય = R.
2. 1) X = ((BÈA)ÇA¢)¢ ÇB; 2) X = (C¢ ÇB)\((AÈB)¢ \C).
3. . 2.
4. ((X (ù (Y (ù Z)))) (ù (X & Y)))
5. (ù X ù Y) (ù Z V Y)
6. A = {4, 3, 8}; P(x) = çx+2ç-çx-4ç=6; T(x,y) = - .
7. P(x) = .
8. 1) A = {4, 2, 1, 7, 3}, B = {1, 4, 5, 2, 9}, F = {(1,1), (7,4), (3,2), (2,9)};
2) A = B = N ( ); F = {(x,y) ç x2+y2 < 4}.
9. A = B = R ( ); "xÎA F(x) = = 3-sin(x+5).
10. M - . a. r : A r B Û AB a.
28
1. 1) A = {5, 6, 1}, B = {8, 2, 1, 5, 4, 9, 3}, ય = {1, 2, 3, 4, 5, 6, 7, 8, 9};
2) A = [-3; 59], B = (-18; 40), ય = R.
2. 1) X = BÇ(A\B)ÇA¢; 2) X = CÇ(A¢ \B)¢ È(AÈC).
3. . 2.
4. ((ù Z) V (X ((ù (Z V Y)) & (X Y))))
5. ù X V Y (ù Y Z)
6. A = {2, 4, 3}; P(x) = 2x-5 x; T(x,y) = y-x - .
7. P(x) = 5ç3-4xç£14.
8. 1) A = {5, 3, 2, 9, 4}, B = {5, 3, 2, 8, 1}, F = {(5,3), (2,8), (9,3), (4,1)};
2) A = B = N ( ); F = {(x,y) ç x - , y = 2x, y = 4x}.
9. A = Q+ ( ); B = R ( ); "xÎA F(x) = .
10. M = Z ( ). r : a r b Û a2 + b2 = 19.