1. (2x−1)(x−1,5)=0 bo’lsa, 2x−1 qanday qiymatlar qabul qiladi?
A) faqat B) 2 yoki 0 C) 0 yoki 1,5 D) 0 yoki
2. tenglamaning ildizlaridan biri −14 ga teng. Uning ikkinchi ildizini toping.
A) 27 B) −1 C) −27 D) 1
3. tengsizlikni yeching.A) B) C) D)
4. ni hisoblang. A) 7 B) C) 15 D) 5
5. Ikkita to’g’ri chiziqning kesishidan hosil bo’lgan qo’shni burchaklarning ayirmasi ga teng. Shu burchaklardan kichigini toping.
A) B) 60 C) D)
6. Quyidagi tasdiqlarning qaysilari notog`ri?
1) tomonlari a, b va c bo`lgan uchburchakka ichki chizilgan aylana ning radiusi fo`rmula bilan hisoblanadi;2) tomonlari a va b ga, ular orasidagi burchaklardan biri teng bo`lgan parallelogramning yuzi fo`rmula bilan hisoblanadi; 3) o`xshash figuralar yuzalarining nisbati ularning mos chiziqli o`lchovlarining nisbatiga teng.
A) 2;3 B) 1;2 C) 1;2;3 D) 1;3
7. Tekislikka tushirilgan og`maning uzunligi 75 ga, uning tekislikdagi proyeksiyasi esa 72 ga teng. Og`ma va tekislik orasidagi burchakni toping.
A) B) C) D)
8. ni soddalashtiring.
A) B) C) D)
9. f(−2)=5 va f(2)=3 shartni qanoatlantiruvchi chiziqli funksiyani aniqlang.
A) f(x)=2x−1 B) C) D) f(x)=2x+1
10. tengsizlikni yeching.
A) B) C) D)
11. integralni hisoblang.
A) B) C) D)
12. Uchburchakning asosiga tushirilgan medinasi uni perimetrlari 18 va 24 ga teng bo`lgan ikki uchburchakka ajratadi. Berilgan uchburchakning kichik yon tomoni 7 ga teng. Uning katta yon tomonini aniqlang.
A) 12 B) 10 C) 13 D) 14
13. To`g`ri to`rtburchakning katta tomoni 13 ga dioganallarining kesishish nuqtasidan katta tomonigacha bo`lgan masofa 3 ga teng. To`gri torburchakni yuzini toping.
A) 78 B) 96 C) 72 D) 48
14. Muntazam to`rtburchakli piramidaning balandligi 24sm, apofemasi esa 26 sm. Piramida asosining perimetirini toping.
A) 48 B) 40 D) 80 D) 96
15. Yasovchisi 26 ga va balandligi 10 ga teng bo`lgan konus asosining yuzini toping.
A) B) C) D)
16. Qisqarmaydigan oddiy kasrning maxraji suraidan 18 taga ko’p. Agar kasirning suratiga 379 ni qo’shsak, berilgan kasirga teskari kasr hosil bo;ladi. Berilgan kasirning maxrajini toping.
A) 19 B) 17 C) 14 D) 13
17. Agar x +x−4=0 tenglamaning ildizlari x bo’lsa, x + ning qiymati qanchaga teng bo’ladi? A) 3 B) -13 C) 13 D) 2
18. funksiyaning aniqlanish sohasini toping.
A) B) C) D)
19. tenglamning ildizlari qaysi oraliqqa egishli?
A) B) C) 320. tenglamaning barcha natural yechimlari yig’indisini toping.
A) 1 B) 12 C) 10 D) 15
21. tengsizliklar sistemasining butun sonlardan iborat yechimlari nechta?
A) 3 B) 5 C) 2 D) 6
22. x ning qanday qiymatlarida y= funksiya nomanfiy qiymatlar qabul qiladi?
A) x<3 B) C) D)
23. Qo’shni burchaklardan biri ikkinchisidan katta.
Shu qo’shni burchaklarni toping.A) B) C) D)
24. ni soddalashtiring.A) B) C) D)
25. va tenglamaning ildizlari bo’lsa, ning qiymatini toping. A) 156 B) 94 C) −156 D) −152
26. Agar f(x+1)= bo’lsa, f(x) ni toping.
A) B) C) D)
27. 7−x (x−2) +3(x−2) tengsizlikni yeching.
A) B) C) D)
28. Ikki sonning ko‘paytmasi 5,76 ga teng. Birinchi ko‘paytuvchi 0,8 ga, ikkinchi ko‘paytuvchi 1,6 ga bo‘linsa, ko‘paytma necha bo‘ladi? A) 6 B) 10 C) 12 D) 4,5
29. tenglama teng ildizlarga ega bo‘ladigan ning barcha qiymatlari yig‘indisini toping. A) 1 B) 1,5 C) −1 D) 2
30. Arifmetik progresssiyada bo’lsa, d ni toping. A) 15 B) 6 C) 3 D) 5