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11-sinf Matematika 4-chorak

InfoMaster

Aprel 20, 2021

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11-sinf Matematika 4-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

aniq integralni hisoblang

A) 6

B) 4

C) 2

D) 2,5

2 / 25

(x²+23x+23)(x²+x+23)=23x² tenglama haqiyqiy ildizlari yig’indisini toping

A) 23

B) 24

C) -23

D) -24

3 / 25

cos(2arctg(1/2)) ni hisoblang

A) 37/35

B) -35/37

C) 35/37

D) -37/35

4 / 25

Aylanaga o’tkazilgan vatar uni 5:7 nisbatda bo’ladi. Ushbu vatarga tiralgan, aylanaga ichki chizilgan katta burchakni toping

A) 55°

B) 125°

C) 75°

D) 105°

5 / 25

Uchlari soni 14 ta, qirralari soni esa 21 ta bo’lgan ko’pyoqning yoqlari sonini toping.

A) 16

B) 8

C) 4

D) 9

6 / 25

y>0 bo’lsin. To’g’riburchakning uchlari to’g’ri burchakli koordinatalar sistemasida qyuidagicha berilgan:
A(0;0), B(0;y), C(-9;y) va D(-11;0). To’rtburchak diagonallarining o’tralari orasidagi masofani toping

A) 2

B) √22

C) 1

D) √2

7 / 25

y=x²-│2x-4│ funksiya grafigiga x=3 va

x= -3 nuqtalarda o’tkazilgan urinmalar kesishish nuqtasi ordinatasini toping

A) -6

B) -5

C) -9

D) -12

8 / 25

Bir burchagi 60⁰ bo’lgan to’g’ri burchakli uchburchakka tomoni 6 ga teng romb shunday ichki chizilganki, 60⁰ li burchak ular uchun umumiy, rombning barcha uchlari uchburchakning tomonlarida yotadi. Uchburchak yuzini toping

A) √3/2

B) (1√3)/2

C) (8√3)/2

D) (81√3)/2

9 / 25

Agar f(x)=6+5tg²2x bo’lsa, f^'(π) ni toping

A) 3

B) 5

C) 1

D) 0

10 / 25

Voleybol jamoasi 9 ta o’yinchidan iborat. Boshlang’ich tarkibga 6 ta o’yinchini nechta usul bilan tanlab olish mumkin

A) 84

B) 168

C) 21

D) 42

11 / 25

Funksiya hosilasini toping: $f(x)=7x^3-5x^2+4$

A) 14x+12

B) 12x²-12

C) 21x²-10x

D) 12x+12

12 / 25

Agar A(1;2;3), B(3;7;6) bo’lsa, A̅B̅ vector koordinatalarini toping

A) (2;5;3)

B) (4;9;9)

C) (-2;-5;-3)

D) (4;9;9)

13 / 25

Uchlari A(2;3;4) va B(-4;-5;-6) nuqtalarda bo’lgan AB kesmasining o’rtasining koordinatalarini toping.

A) (-2;-4;-1)

B) (-1;-1;-4)

C) (-1;-3;-1)

D) (-1;-1;-1)

14 / 25

Karim uyida 14 bet matn terib, 8ta imloviy xatoga yo’l qo’ydi. Agar 1 betda o’rtacha 380 ta so’z bo’lsa, Karim 100ta so’z terganda o’rtacha qancha xato qiladi?

A) 0,25

B) 1,5

C) 0,15

D) 0,5

15 / 25

Murakkab funksiyaning hosilasini toping. y=x²sinx

A) y’=2xsinx-x²

B) y’=2xsinx+x²cosx

C) y’=-2xsinx+x²

D) y’=x²cosx-2xsinx

16 / 25

$\lim_{x\rightarrow -1}(5-2x)$ limitni hisoblang

A) 5

B) 6

C) 7

D) 0

17 / 25

Agar f(x)=x² va bo`lsa ,f(g(2)) ni toping

A) 12

B) 16

C) 36

D) 0

18 / 25

Moddiy nuqtaning berilgan t vaqtdagi tezligini hisoblang: $s(t)=t^3-2t^2+t$ , t=5

A) 90

B) 75

C) 70

D) 80

19 / 25

Funksiyaning kamayish oraliqlarini toping

A) (-1;0) va (0;2)

B) (-1;0) va (0;1)

C) (-3;0) va (0;1)

D) (-2;0) va (0;1)

20 / 25

f(x)=(3x+2)² funksiyasining barcha boshlang’ich funksiyalarini toping.

A) F(x)=6x³+6x²+4

B) F(x)=6x³+3x²+4

C) F(x)=6x³+3x²-4

D) F(x)=6x³+6x+4

21 / 25

Tandirdan olingan nonning temperaturasi 20 minut ichida 100⁰ dan 60⁰ gacha pasayadi. Tashqi muhit temperaturasi 25⁰. Nonning temperaturasi qancha vaqtda 30⁰ gacha pasayadi?

A) 51

B) 61

C) 41

D) 71

22 / 25

To’g’riburchakli parallelepiped bir uchidan chiquvchi uchta qirralari uzunliklari 4,6 va 9 ga teng. Unga tengdosh kub qirrasining uzunligini toping.

A) 8

B) 6

C) 7

D) 6

23 / 25

Moddiy nuqta qonuniyat bilan harakatlanmoqda, eng katta tezlanishga erishiladigan vaqtni toping.

A) 4

B) 7

C) 6

D) 5

24 / 25

F(x)=0.2sin(5x+12) funksiyasi uchun f(x) ni toping

A) f(x)=cos(5x+12)

B) f(x)=-cos(5x+12)

C) f(x)=-0,5sin(5x+12)

D) f(x)=0.5cos(5x+12)

25 / 25

To’g’ri to’rtburchak shaklidagi yer maydoninig atrofini o’rashmoqchi. 480 m panjara yordamida eng ko’pi bilan necha kvadrat metr yer maydonni o’rash mumkin?

A) 25600

B) 14400

C) 8100

D) 19600