Hisoblang: a b 3 c d

1. 
   Hisoblang: A)0 B) -1C) D)1
   
2. 
   Hisoblang: A)B) 3 C) D)
   
3. 
   Hisoblang: A) 1440B)1200 C) 1210 D)900
   
4. 
   a,b,c musbat butun sonlar uchun x=4a+3=5b+4=6c+5 tenglikllar bajarilsa, x uch xonali sonning eng kichik qiymatini toping. A) 945 B)999 C) 119 D)976
   
5. 
   Agar bo’lsa, ning qiymatini toping. A) 8 B) 6 C) 3 D)7
   
6. 
   Agar bo’lsa, ning qiymatini toping. A)-55/37 B) 55/47 C) 55/27 D) 55/37
   
7. 
   kasr ma’noga bo’lmaydigan barcha x lar yig’indisini toping. A)0 B) 1C) -1D)-3
   
8. 
   bo’lsa, x+y+z ning qiymatini toping. A)14 B)11 C)12 D)10
   
9. 
   Ifodani soddalashtiring: A) B) C) D)
   
10. 
    (a² - 4)x = a² + a - 2 tenglama a ning qanday qiymatida cheksiz ko’p yechimga ega? A) a=-2 B) a = 1 C) a=2 ; a = -2 D) a 1
    
11. 
    (1 – x)(x - 12)>0 tengsizlikni qanoatlantiruvchi tub sonlar nechta. A)6 B) 3 C) 5 D) 4
    
12. 
    Agar a+b va 3a-b o’zaro tub sonlar bo’lib, tenglik bajarilsa a sonini toping. A) 5 B) 6 C) 7 D) 8
    
13. 
    Birinchi quvurdan ikkinchi quvurga qaraganda ikki barobar ko’p suv oqadi.Ikkalasi birgalikda bo’sh hovuzni 18 soatda to’ldiradi.Ikkinchi quvur hovuzning uchdan ikki qismini necha soatda to’ldiradi? A) 9 B) 16 C) 18 D) 36
    
14. 
    tengsizlikni yeching. A) B) (0;1/4) C) (-1/4;0) D)
    
15. 
    Agar bo’lsa, ning son qiymatini toping. A) 23 B)21C)15 D)18
    
16. 
    Hisoblang; A)144 B) 104C) 128D)134
    
17. 
    A={x:} to’plamning elementlar sonini aniqlang. A) 6 B) 3C) 11D)4
    
18. 
    Agar a-b= b0’lsa a va b lar uchun tog’ri munosabatni aniqlang.
    A) a>b B) C) a
19. 
    Hisoblang:
    A) 2lnln2x+C B) 4lnln2x+C
    C) 1,5lnln2x+C D) 2ln2x+C
    
20. 
    funksiyaning minimum nuqtasini toping.
    A) x=0 C) mavjud emas D) x=1 B) x=2
    
21. 
    Agar a, b, c manfiy butun sonlar bo’lib, tengsizliklar bajarilsa, ifodani soddalashtiring. A) -2b B) -2a-2c C) 0 D) b-a
    
22. 
    fuksiya grafigiga x=3 va x=-3 nuqtalarda o’tkazilgan urinmalarning orasidagi burchak bo’lsa, ni toping.
    A) B) C) D)
    
23. 
    Muntazam ko’pburchakning tomoni unga tashqi chizilgan aylananing li yoyni tortib turadi.Muntazam ko’pburchakning tomonlari sonini toping. A)6 B)10 C)12 D)8
    
24. 
    ABC uchburchak uchlarining koordinatalari berilgan: A(-6;8), B(10;0) va C(-3;6). Uchburchak CM medianasi yotgan to’gri chiziq tenglamasini tuzing. A) 2x + 5y = 24 B)2x +5y +24 = 0 C)2x -5y + 24 = 0 D)2x – 5y – 24 = 0
    
25. 
    Konusning balandligi 24 ga o’q kesimining yuzi 72 ga teng. Uning hajmini toping A) 36π B)40π C) 80π D)72π
    
26. 
    Uchburchakning 10 ga teng balandligi uning asosini 10 va 4 ga teng kesmalarga ajratadi. Uchburchakning qolgan ikki tomonidan kichigiga o’tkazilgan mediana uzunligini toping. A)12 B) 13 C) 11 D) 14
    
27. 
    O’n bir burchakli muntazam prizma nechta diagonal kesimga ega. A)44 B) 22 C) 33 D) 66
    
28. 
    Yon tomoni 8 ga teng bo’lgan teng yonli uchburchakning asosiga tushirilgan medianasi 6 ga teng bo’lsa, uning asosini toping. A) 2 B)
    
29. 
    10 kishilik tennis musobaqasida oltin, kumush va bronza medallarini necha xil usulda olish mumkin? A)240 B)720 C)120 D)360
    
30. 
    Soatning minut mili 18 minutda necha gradusga buriladi. A)108°B)100° C)120°D)135°
    

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