Ф. И. Ш. ота-она тел: математика

Ф.И.Ш.______________________________________________________________ ота-она тел:_________________________
МАТЕМАТИКА

1. 
   16-(2x-3)² ni ko`paytuvchilarga ajrating.
   

A)(2x-1) (7-2x) B)(2x+1) (7-2x) C)(2x-1) (2x+7) D)(2x+1) (2x-7)

2. 
   Hisoblang:
   

A)2 B)3 C)5 D)4

3. 
   : 2 ni hisoblang.
   

A) B) C) D)

4. 
   
   

A) B) 2 C) 2 D)

5. 
   Hisoblang
   
   1. 
      25,75 B) 27,25 C) 29,75 D) 31,25
      
6. 
   24 sonining barcha natural bo`luvchilari yig`indisini toping?
   

A) 48 B) 60 C) 124 D) 108

7. 
   Ifodani soddalashtiring .
   
   1. 
      x⁴-1 B) x²+1 C) x²-1 D) x⁴+1
      
8. 
   Quyidagi tenglamalardan qaysi biri ildizga ega emas ?
   

A) 10x²-12x+4=0 B) 6x²-11x+3=0 C) 18x²+24x+8=0 D) x²+x-6=0

9. 
   ni hisoblang.
   

A)2 B) 3 C) 2 D)4

10. 
    ni hisoblang.
    

A)1 B)1 C)1 D)1

11. 
    , bo`lsa x=?
    

A)a B)a+b C)a-b D)ab

12. 
    a va b ning qanday qiymatlarida tenglik ayniyat bo`ladi? (x≠-3; x=2)
    

A) a=2; b=-3 B) a=3; b=2 C) a=3; b=-2 D) a = -2; b=-3

13. 
    1 dan 120 bo`lgan sonlar ichida 2 ga ham 5ga ham bo`linmaydiganlari nechta ?
    

A) 40 B) 36 C) 48 D) 44

14. 
    48%i 2 ga teng bo`lgan sonni toping.
    

A) 5,76 B) 25 C) 30 D) 45

15. 
    Ko`phadni ko`paytuvchilarga ajrating ? 10mnc-30mnt -6n²c+18n²t
    

A) n(2c-6t) ^.(3n+5m) B) n(6t-2c)^.(6n-10m) C) 2n(5m-3n)^.(c-3t) D) 2n(3m-5n)^.(3t+c)

16. 
    ni qisqartiring ?
    

A) B) x²+1 C) x²-1 D)

17. 
    ( ni soddalashtiring
    

A) B) C) D)

18. 
    ni hisoblang .
    

A) 100 B) 19,6 C) 10 D) 196

19. 
    Raqamlari yig`indisidan 8 marta katta , raqamlari kvadratlari yig`indisi 53 ga teng bo`lgan ikki xonali sonning kvadratini toping.
    
    1. 
       729 B) 5184 C) 6561 D) 529
       
20. 
    Agar ayniyat bo`lsa b-a =?
    
    1. 
       – 1 B) 6 C) 1 D) – 6
       
21. 
    2x²+7x-3=0 tenlama ildizlari teskarilari yig`indisini toping ?
    

A) B) C) D)

22. 
    Soddalashtiring: 4+9
    

A) 13 B) -5 C) 6 D) 13-6

23. 
    ni hisoblang.
    

A) 64 B)45 C)30 D) 24

24. 
    (-3x+αy)∙(βx-2y)=x²+4xy+2y² ayniyatdagi no`ma lum koeffitsiyentlardan biri β ni toping.
    

A)3 B) 1 C)2 D)-1

25. 
    . P(x,y,z)=(x³−y³−z³−1)⁵−(x²−2y²−z²)⁴−3x³+5y−4z−6 ko’phad soddalashtirilganidan so‘ng barcha o‘zgaruvchi koiffitsientlari yig‘indisini toping?
    

A) −50 B) −49 C) −63 D) −56

26. 
    . yoyilmasidagi ozod had nechaga teng?
    

A) 5376 B) -84 C) 168 D) 84

27. 
    kasrni maxrajini iratsionallikdan qutqaring?
    
    1. 
       
       
    2. 
       
       
    3. 
       
       
    4. 
       
       
28. 
    =? Hisoblang?
    

A) 13 B) 14 C) 15 D) 16

29. 
    ni 7 ga bo’lganda necha qoldiq qoladi?
    
    1. 
       1 B) 5 C) 3 D) 6
       
30. 
    =4 bo’lsa , ni toping.
    

A)5/22 B) 8/17 C) 3/8 D) 5/12


Омад ёр булсин.