10-sinf matematika

10-sinf matematika

1. To’rt xonali sonning raqamlari ikkitadan kamayib boradi. Bu sonni teskari yozishdan hosil bo’lgan son dastlabkisidan qanday farq qiladi?
A) 6174 ga ortiq B) 6174 ga kam C) 8642 ga ortiq D) 8642 ga kam
2. Keltirilgan ko’p xonali sonning raqamlar yig’indisini toping: 212223…474849
A) 223 B) 225 C) 230 D) 231
3. 43³∙99³ ni 7 ga bo’lgandagi qoldiqni toping
A) 3 B) 2 C) 1 D) 0
4. Perimetri 76 ga teng bo’lgan uchburchakning balandligi uni perimetrlari 48 va 44 ga teng bo’lgan uchburchaklarga ajratadi. Berilgan uchburchakning balandligini toping.
A) 11 B) 10 C) 9 D) 8
5. + + +· ...·+ hisoblang
A) 35/31 B) 40/31 C) 45/31 D) 50/31
6. Uchburchak burchaklari α, β, γ uchun α = (β+γ)/2 bo’lsa, α ni toping.
A) 2π/3 B) π/2 C) π/3 D) π/4
7. Kasrning surati 50% ga orttirilib, maxriji 50% ga kamaytirilsa uning qiymati qanday o’zgaradi?
A) 200% ga ortadi B) 150% ga ortadi C) 100% ga ortadi D) o’zgarmaydi
8. hisoblang
A) 6/25 B) –6/25 C) 12/25 D) –12/25
9. To’g’ri burchakli uchburchakning to’g’ri burchagidan bissektrisa va balandlik chiqarilgan bo’lib, ular orasidagi burchak 31° ga teng. Uchburchakning kichik burchagini toping.
A) 14° B) 31° C) 24° D) 34°
10. ni hisoblang
A) 100 B) 105 C) 110 D) 125
11. n sonining nechta natural qiymatida berilgan ifodaning qiymati natural son bo’ladi?
A) 4 B) 3 C) 2 D) 1
12. A(–4;–3) va B(2;8) nuqtalardan o’tuvchi to’g’ri chiziq tenglamasini tuzing:
A) 13x–6y+26=0 B) 11x–6y+26=0 C) 11x–6y+25=0 D) 11x–6y+24=0
13. k parametrning qanday qiymatlarida tenglamalar sistemasi yechimga ega bo’lmaydi.
A) –6 B) 6 C) 8 D) –8
14. Trapetsiyaning asoslari 36 sm va 12 sm. 20 sm li yon tomoni asoslaridan biri bilan 150° burchak hosil qiladi. Uning yuzini toping.
A) 2,4 dm² B) 24 dm² C) 240 dm² D) 2400 dm²
15. 114° li markaziy burchak tashkil etgan ikki radiusning uchlariga o'tkazilgan urinmalar orasidagi burchakni toping.
A) 66° B) 76° C) 114° D) 124°
16. ifodaning qiymatidan 2 ga katta sonni toping:
A) 11 B) 10 C) 9 D) 8
17. tenglamaning butun ildizlari sonini toping:
A) 0 B) 1 C) 2 D) 3
18. x₁, x­₂ sonlari tenglamaning ildizlari bo’lsa, x₁²–x₁x₂+x₂² ni hisoblang.
A) 32 B) 33 C) 34 D) 35
19. 2x⁴+3x³–x²+3x+2=0 tenglamaning ildizlari ko’paytmasini toping:
A) 3 B) 2 C) 1 D) 0
20. A (2; 4), B (3; 6) va C (6; 14) nuqtalar berilgan. ni toping.
A) 15 B) 14 C) 13 D) 12
21. tenglamaning ildizlari yig’indisini toping
A) 4 B) 3 C) 2 D) 1
22. ni x bo’lgandagi qoldiqni toping:
A) 20 B) 21 C) 22 D) 23
23. Berilgan funksiya grafigini yasamasdan uning koordinata o’qlari bilan kesishish nuqtalari va parabola uchi koordinatalarining ko’paytmasini toping:
A) 10 B) –8 C) 8 D) 0
24. Uchi (1;4) nuqtada bo’lib, (0;6) nuqtadan o’tuvchi parabola tenglamasini tuzing:
A) B) C)
D)
25. Trapetsiyaning asoslari 6 sm va 9 sm, balandligi 50 sm. Trapetsiyaning diagonallari kesishgan nuqtadan asoslarigacha bo’lgan masofalarni toping
A) 20 dm va 30 dm B) 2 dm va 3 dm C) 40 dm va 60 dm D) 4 dm va 6 dm
26. tengsizlikning yechimi bo’lmaydigan butun sonlar yig’indisini toping:
A) –10 B) –8 C) –6 D) –2
27. sin45240° ni toping:
A) B) –1/2 C) D) 1/2
28. hisoblang
A) B) C) 10 D)
29. hisoblang
A) 21 B) 22 C) 23 D) 24
30. ni soddalashtiring:
A) B) C) D)