Matematika. 10-sinf. Test savollari

Matematika.10-sinf. Test savollari
1. tenglamani yeching.
A. * B.
_{C. D.}
2. Agar bo’lsa, quyidagilardan qaysi biriga teng?
A. 5 – a B. 3 – a C. *4 – a D. 3 -
3. Tengsizlikni yeching: (x – 2) (x+3) > 0.
A) (-∞;2) U (3;∞) B) (-∞;-3) U (2;∞) C) (-∞;-2) U (3;∞) D) (-∞; ∞)
4.Ushbu (y +6) (y +2) < 0 tengsizlikning barcha butun yechimlari yig`indisini toping.
A) 12 B) 20 C) -12 D) -20 E) -9
5. Tengsizlikning butun yechimlari ko`paytmasini toping: 2x ² – 9x + 4 <0
A) 0 B) 4 C) 24 D) 8 E) 6
6. Tengsizlikni yeching: (x – 2) ² + 3 (x – 2) ≥ 7 – x
A) [0;1] U [3;∞) B) [-2;1] C) [-3;3] D) [3;∞ ) E) (-∞;-3] U [3; ∞)
7. Tengsizlikning butun yechimlari yig`indisini toping: 2x ² ≤ 5x + 12.
A) 4 B) 9 C) 7 D) 5 E) 6
8. (x + 2) (x – 2) – 2(x – 1) ≤ 23 – 2x
A) (-∞;5] B) (0;25] C) [-5;5] D) [- ; ] E) Ø
9. x ² + 2x -15 < 0 tengsizlikning natural sonlardagi yechimlari ko`paytmasini toping.
A) 0 B) 2 C) 4 D) 6 E) 24
10.Tengsizlikni yeching: x ² – x + 1 > 0.
A) Ø B) [0;∞) C) (-∞ ; ∞) D) (-∞;0) E) (0;∞).
11. Yig’indi qanday raqam bilan tugaydi:
12. AB׀׀ CD, CA va DB to`g`ri chiziqlar O nuqtada kesishadi. OA = 5 sm, OB = 4 sm. OD = 9 sm bo`lsa, OC ni toping.
13. B= toplam berilgan.Shu toplamga tegishli natural sonlarni ajrating.
14. S guruh aksiomalari........... ta aksiomadan tashkil topgan.
15. Fazoda ikki to‘g‘ri chiziq.......... ko‘rinishda joylashgan bo‘ladi.