Diskret tuzilmalardan 1-oraliq nazorat varianti




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Diskret tuzilmalardan 1-oraliq nazorat varianti
6

1. A = {2;4;7;20} to`plamdan R = {(x, y): x, y∈A, y soni x ga bo`linadi va x ≤ 4} binar munosabatni toping.


A) {(2;2);(2;4);(2;20);(4;20);(4,4)} B) {(2;2);(2;4);(2;7);(2;20)} C) {(2;4);(2;7);(4;20)} D) {(2;2); (2;20);(4;20)} E) {(2; 2 );(4; 20 )}

2. А={a, b} va В={1,2} to`plamlar Dekart ko`paytmasidan munosabatlar aniqlangan. Bulardan qaysi biri sur`yektiv funksiya bo`ladi: f: A→B ?


A) {(a,2)} B) {(a,2),(b,2)} C) {(a,1), (b,2)} D) {(a,1),(b,1),(a,2)} E) {(a,1),(b,1),(a,2),(b,2)}
3. A = {20;30;40;50}; B = {10;20;30;40;50;60} to`plamlar berilgan. D = A ∩ (A U B) ni aniqlang.
A) {30;40;50} B) {20;30;40;50} C) ∅ D) {10;20;30;40;50;60} E) to`g`ri javob yo`q
4. 52 talik karta to`plamidan 4 ta turli xildagisini nechta usulda tanlash mumkin?
А) 134 B) 524 C) 208 D) 141 6 E) 17160
5. Ikkita to’plam berilgan bo’lsin A = {20;30;40;50}; B = {10;20;30;40;50;60}. Quydagi to’plamni toping
D = A ∩ (A U B)
  1. ∅ B) {30;40;50} C) {20;30;40;50} D) {10;20;30;40;50;60}



6. Quydagini soddalashtiring: A \B A B 
A) A B B) A C) A B D) A B
7. Sexda 6 ishchi ishlaydi. Ulardan 3 kishiga 3 turli, ya`ni har bir kishiga bir xildan buyum tayyorlashni necha xil topshirish mumkin.

A) B) C) D)


8. 20 kishi ichidan 4 vakilni necha xil saylash mumkin.

A) B) C) D)
9. “Rohat” so`zi harflaridan 5 harfli nechta har xil so`z tuzish mumkin.
A) 720 B) 36 C) 120 D) 60

10. Tenglik to`g`rimi


A) mavjud B) to`g`ri emas C) to`g`ri D) mavjud emas

11. 6!(7!-3!) ni hisoblang.


A) 3624480 B) 8469956 C) 45680 D) 326180 E) 120

12. Hisoblang.
A) 4; 6 B) 6; 10 C) 20 D) 9; 4 E) 4; 5

13. (a+b)10 binom yoyilmasining 4-hadi oldidagi koeffitsiyentni toping.


A) 102 B) 160 C) 60 D) 120 E) 140

14. Tenglamani yeching.


A) 12 B) 7 C) 6 D) 5 E) 2


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Diskret tuzilmalardan 1-oraliq nazorat varianti

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