DIZAVD O TVAB/sتمارین.pdfQ1: give another description of the following sets1. {x: x is an integer, 15< x < 25}2. all the river in the world3. all days of the weakQ2: if A= [{1,2},{3}], H= [{1}, {2,3}], G= [{1,3}, {2}]Show that A, H and G are mutually disjointQ3: Let A= {a, b, c}, B= {b, d, e}, U= {a, b, c, d, e} find1. A U B2. ВС3. AC N B4. АC О ВС5. (An B)°б. В ПА7. B\A8. A\В9. A U BC10. ВС\4C11. (A U B)°Q4: write the dual of each set equation1. (A U B) U (A n Bº) = A U Ø2. (A U Ø) n (B U A) = AQ5: determine the power set P(A) of A= {1, a, 4, c, 7}Q6: determine whether each of the following is true or falseA= [{1, 2 ,3}, {4 ,5}, {6,7 ,8}]1. 1 E A2. {1,2 ,3} c A3. {6,7 ,8} € A4. ФСА5. Ø ¢ AQ7: 36 students took English and mathematic test,25 passed English and

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Ql: give another description of the following sets 1. {x: x is an integer, 15< x < 25} 2. all the river in the world 3. all days of the weak

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Question

DIZAVD O TVAB/s
تمارین.pdf
Q1: give another description of the following sets
1. {x: x is an integer, 15< x < 25}
2. all the river in the world
3. all days of the weak
Q2: if A= [{1,2},{3}], H= [{1}, {2,3}], G= [{1,3}, {2}]
Show that A, H and G are mutually disjoint
Q3: Let A= {a, b, c}, B= {b, d, e}, U= {a, b, c, d, e} find
1. A U B
2. ВС
3. AC N B
4. АC О ВС
5. (An B)°
б. В ПА
7. B\A
8. A\В
9. A U BC
10. ВС\4C
11. (A U B)°
Q4: write the dual of each set equation
1. (A U B) U (A n Bº) = A U Ø
2. (A U Ø) n (B U A) = A
Q5: determine the power set P(A) of A= {1, a, 4, c, 7}
Q6: determine whether each of the following is true or false
A= [{1, 2 ,3}, {4 ,5}, {6,7 ,8}]
1. 1 E A
2. {1,2 ,3} c A
3. {6,7 ,8} € A
4. ФСА
5. Ø ¢ A
Q7: 36 students took English and mathematic test,25 passed English and

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