2. Agar tenglamaning ildizlari x1 va x2 bo‘lsa, ni toping. A b 0,5 c −0,5 d 0,375 e −0,375 3

1. kavadrat tenglamaning kichik ildizini katta ildiziga nisbatini toping.

2. Agar tenglamaning ildizlari x₁ va x₂ bo‘lsa, ni toping.
A) B) 0,5 C) −0,5 D) 0,375 E)−0,375
3. x₁ va x₂ tenglamaning ildizlari ekanligi ma`lum. ni qiymatini toping.
A) 10 B) 12 C) 11 D) 9 E) 8
4. Agar a va b sonlari kavadrat tenglamaning ildizlari bo‘lsa, ni hisoblang.

5. b ning qanday qiymatida uchxad to‘la kvadrat bo‘ladi?

6. tengsizlikning butun yechimlari yig‘indisini toping.
A) 4 B) 9 C) 7 D) 5 E) 6
7. tengsizlikning butun yechimlari yig‘indisini toping. (97−7−20)
A) 12 B) 6 C) 30 D) 24 E) 0
8. tengsizlikning butun yechimlari yig‘indisini toping.
A) 3 B) 4 C) 5 D) 6 E) 8
9. tengsizlikni yeching.
A) B) C) D) E)
10. Rasmda qanday funksiyani grafigi tasvirlangan?

A)
B)
C)
D)
E)

11. Quyidagi keltirilgan funksiyalardan qaysi birining grafigi rasmdagi paraboladan iborat?

A)
B)
C)
D)
E)

12. ni soddalashtirining.
A)19 B)x−9 C)x+19 D)20+x E)
13. ni soddalashtirining.
A)m−2 B)4 C)m+12 D) E)m+4
14. (a+b)(a−b+1)−(a−b)(a+b−1) ni soddalashtiring.
A)2b B)2a−2b C)2 D)2a²+2b² E)2b²−2a
15. kvadrat uchhadni chiziqli ko‘paytuvchilarga ajrating.

16. kvadrat uchhadni chiziqli ko‘paytuvchilarga ajrating.

17. ko‘phadni ko‘paytuvchilarga ajrating.

18. ko‘phadni ko‘paytuvchilarga ajrating.

19. ko‘phadni ko‘paytuvchilarga ajrating.

20. ko‘phadni ko‘paytuvchilarga ajrating.