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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

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

A) 61

B) 71

C) 51

D) 41

2 / 25

f(x)=sin2x funksiyasining barcha boshlang’ich funksiyalarini toping.

A) F(x)=0,5cos2x+C

B) F(x)=2sin4x+c

C) F(x)=-0,5cos2x+C

D) F(x)=-2cos2x+C

3 / 25

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

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

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

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

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

4 / 25

Havo shariga t $\in$ [0;10] minut oralig’ida V(t)=t³+13t²+t+20 (m³) havo purkamoqda. t=10 minutdagi havo hajmini toping.

A) 2330

B) 2025

C) 2300

D) 1023

5 / 25

Kub to’la sirtining yuzi 105,84 sm² bo’lsa, uning har bir yog’i yuzini va qirrasining uzunligini toping.

A) 17,64 dm²; 4,9 dm

B) 17,64 dm²; 4,2 dm

C) 17,68 dm²; 4,2 dm

D) 17,64 dm; 4,2 dm

6 / 25

f(x)=2x+3 funksiyasi uchun A(1;5) nuqtadan o’tuvchi boshlang’ich funksiyasini toping.

A) F(x)=x²+3x-1

B) F(x)=x²-3x+1

C) F(x)=x²+3x+1

D) F(x)=x²-3x-1

7 / 25

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

A) 75

B) 80

C) 90

D) 70

8 / 25

A(2;0;-3) va B(3;4;0) nuqtalar orasidagi masofani toping

A) √26

B) 25

C) 16

D) √24

9 / 25

Uchlari A(4;0;1), B(5;-2;1), C(4;8;5) nuqtalarda bo’lgan uchburchakning AL bissektrisasi uzunligini toping

A) (4√2)3

B) (2√5)/3

C) 4

D) (4√2)/5

10 / 25

Uchlari A(2;-3;4) va B(-2;4;5) nuqtalarda bo’lgan AB kesmasining uzunligini toping

A) √55

B) √66

C) √19

D) √24

11 / 25

Karim 3 minutda 213ta so`zni terib , 6ta imloviy xatoga yo`l qo`ydi. Karimning matn terish sifatini toping.

A) 0,623

B) 0,0282

C) 0,3265

D) 0,0321

12 / 25

Funksiyaning statsionar nuqtalarini toping $f(x)=2x^3-3x^2-12x+3$

A) x=-1, x=3

B) x=3, x=2

C) x=-1, x=2

D) x=0, x=2

13 / 25

Funksiyaning kamayish oraliqlarini toping

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

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

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

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

14 / 25

funksiya hosilasining x₀=-2 nuqtadagi qiymatini hisoblang.

A) 38/961

B) -38/961

C) 38/31

D) -38/31

15 / 25

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

A) (4;9;9)

B) (-2;-5;-3)

C) (4;9;9)

D) (2;5;3)

16 / 25

$f(x)=x^3-2x^2$ funksiya grafigiga x=1 abssisssali nuqtadao`tkazilgan urinma tenglamasini yozing

A) y=1/2

B) y=-x

C) y=x

D) y= 2x

17 / 25

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

A) 0

B) 16

C) 12

D) 36

18 / 25

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

A) 84

B) 42

C) 168

D) 21

19 / 25

Funksiyaning aniqlanish sohasini toping : y=log_x-2(x²+7x-8)

A) (8;+∞)

B) (-∞;-8)U(2;3)U(3;+∞)

C) (2;3)U(3;+∞)

D) (-∞;-1)U(8;+∞)

20 / 25

y=x²-│2x-4│ funksiya grafigiga x=3 va

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

A) -9

B) -5

C) -6

D) -12

21 / 25

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

A) 55°

B) 105°

C) 75°

D) 125°

22 / 25

Uchburchakli muntazam prizma asosining radiusi $\sqrt{3}$ ga va balandligi 2 ga teng bo’lgan silindrga ichki chizilgan. Prizma yon sirtining yuzini toping

A) 335

B) 3

C) 4

D) 36

23 / 25

cos15⁰*cos45⁰ *cos75⁰ ni hisoblang

A) √2

B) √8/2

C) 2√2

D) √2/2

24 / 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

25 / 25

Trapetsiyaning kichik asosi 6 ga va yon tomoni 5 va 7 ga teng. Uning kata asosi ham butun son bo’lsa, perimetri eng ko’pi bilan nechaga teng bo’lishi mumkin

A) 4

B) 1

C) 3

D) 3√2