Tegislikke qiya ham perpendikulyar tusirilgen

m ning qanday qiymatida ifoda to’la kvadrat boladi?

A) B) to’g’ri javob berilmagan
C) D)

22. 
    m ning qanday qiymatida |3-m|=m-3 tenglik o’rinli boladi?
    

A) B) C) m>3 D) m=3

23. 
    Tekislikga tuhshirilgan og’ma va perpendikulyar orasindagi burchak 30̊ ga teng.Og’maning uzinligi 74 ga teng. Perpendikulyarning uzinligini toping.
    

A) 74 B) 45 C) 47 D) 37

24. 
    O’z-aro teskari sonlarni toping.
    

1) ha’m ; 2) ha’m ;
3) ha’m ; 4) ha’m .
A) 1;2;3 B) 1;3;4 C) 1;3 D) 2;3;4

25. 
    A(5; -4) aylanadagi nuqta, C(12; 20) nuqta aylananing markazi bo’lsa, aylananing radiusini toping.
    

A) 16 B) 15 C) 25 D) 17

26. 
    Kubning yon tomoning yuzi 27 marta ortsa,uning xajmi necha marta ortadi?
    

A) B) C) 27 D)

27. 
    Nodirda bor pulning qismi Jahongirdagi pulning bo’lagiga teng. Nodir pulining nesha protsentini Jahongirge bersa , ularning pullari teng bo’ladi?
    

A) 37,5 B) 25 C) 17,5 D) 12,5

28. 
    k ning nechta natural qiymatida tenglama ildizga ega bo’lmaydi?
    

A) 6 B) 5 C) 8 D) 7

29. 
    kasrning natural sonlardan iborat barcha qiymatlari yig’indisini toping.
    

A) 105 B) 102 C) 124 D) 146

30. 
    Ikki musbat sonning o’rta arifmetigi 6,5 ga teng. Olarding geometrigi bo’lsa, shu sonlarningo’rta arifmetigining qismiga teng. Berilgan sonlarni toping.
    

A)12 ha’m1 B)12 ha’m3 C)9 ham4 D)7ha’m6

31. 
    kasrni irrattsionallikdan qutqaring.
    

A) B)
C) D)

32. 
    Ikki xonali son o’zining raqamlar yig’indisidan 4 marta katta.Raqamlari kvadratlarining yig’indisi 80 ga teng. Shu ikki xonali sonning kvadratini xisoblang.
    

A) 196 B) 7056 C) 169 D) 2304

33. 
    Muntazam olti burchakka tashqi chizilgan aylananing radiusi ga teng.uning parallel tomonlari orasidagi masofani toping.
    

A) 12 B) 18 C) 16 D) 24

34. 
    Matoning bahosi 30% ga oshirildi, ma’lum vaqtdan keyin 20% ga arzonlashdi, keyin uning baxosi 3944 sum boldi. Tovarning dastlabki bahosi nesha so’m bolgan ?
    

A) 8400 B) 8600 C) 9300 D) 8500

35. 
    a ning qanday qiymatida a(3x-a)=12x-16 tenglama bir musbat ildizga ega bo’ladi?
    

A) B) (-4; 4)C) D)

36. 
    32 dan 62,4 nesha prosentga ortiq?
    

A) 95 B) 90 C) 85 D) 89,5

37. 
    tenglamasi bilan berilgan aylananing markazini toping.
    

A) (4; -4) B) (-4; -3) C) (2; -3) D) (-4; 6)

38. 
    (b-c)(b²+bc+c²) ifodaning va bolg’andagı qiymatini xisoblang.
    

A) 8 B) 2 C) -8 D) -2

39. 
    Agar f(x)=(2x+3)( -3) bo’lsa, f(-1) ni toping.
    

A) 6 B) 0 C) -3 D) -6

40. 
    Parallelogrammning tomonlari 20 va 7 ga teng. Uning burchaklaridan katta tomongatushirigan bissiktrissalar katta tomonni uch qismga ajratadi.Bo’laklardan eng kichiging uzunligini toping.
    

A) 4 B) 2 C) 6 D) 5

№	Juwap	Ball	№	Juwap	Ball
1			21
2			22
3			23
4			24
5			25
6			26
7			27
8			28
9			29
10			30
11			31
12			32
13			33
14			34
15			35
16			36
17			37
18			38
19			39
20			40

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oqiwshisi______________________________