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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

Hisoblang:

cos²33⁰+cos²45⁰-sin²60⁰+cos²57⁰

A) 0,75

B) 1,5

C) 2,25

D) 0,5

2 / 25

f(x)=(sinx)^cosx bo’lsa, f '(5π/6) ni toping

A) (ln2-3)/2)*(√2^√3)

B) (ln2+3)/2)*(√3^√3)

C) (ln2+3)/2)*(√2^√3)

D) (ln2+3)/2)*(√2^√2)

3 / 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) 105°

D) 75°

4 / 25

sin3x+ $\sqrt{3}$ cos3x≥0 tengsizligini yeching

A) [-π/9+2πn/3; 2π/9+2πn/3]

B) (-π/2+n π;- π/2+n π)

C) ø

D) [-π/9+n π/3;2 π/9+n π/3]

5 / 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) √22

B) 1

C) √2

D) 2

6 / 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) 36

B) 4

C) 3

D) 335

7 / 25

Silindr shaklidagi idishga 6 sm³ suv solindi. Idishga detal to’liq cho’ktirilganda, suv sathi 1,5 marta ko’tarildi. Detal hajmini aniqlang

A) 3

B) 14

C) 1

D) 23

8 / 25

cos15⁰*cos45⁰ *cos75⁰ ni hisoblang

A) √2/2

B) √2

C) 2√2

D) √8/2

9 / 25

chiziqlar bilan chegaralangan shaklning yuzini toping

A) 1

B) √2

C) 2

D) 0,5

10 / 25

Muntazam uchburchak tomoni 3 ga teng. Uchburchak tomonlari o’rtalari tutashtirilib, muntazam uchburchaklar hosil qilindi. Ichma-ich joylashgan uchburchaklar yuzlari yig’indisini toping

A) 3

B) 2√3

C) 2

D) 3√3

11 / 25

aniq integralni hisoblang

A) 6

B) 4

C) 2,5

D) 2

12 / 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

13 / 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) 0,5

B) 0,15

C) 1,5

D) 0,25

14 / 25

$f(x)=x^4-8x^2+3$ funksiyaning [-4;1] kesmadagi eng kata qiymatini toping.

A) 131

B) -4

C) 13

D) -13

15 / 25

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

A) 14x+12

B) 12x+12

C) 12x²-12

D) 21x²-10x

16 / 25

Funksiyaning kamayish oraliqlarini toping

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

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

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

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

17 / 25

f(x)=3x²-5x+4 va g(x)=4x-5 funksiyalarining urinmalari parallel bo’ladigan nuqtalarini toping.

A) 0.5

B) 2

C) 0

D) 1.5

18 / 25

Limitni hisoblang:

A) -4

B) 4

C) 3

D) -3

19 / 25

Koordinatalar boshidan y=x²-4x+3 parabolaning simmetriya o’qigacha bo’lgan masofani toping.

A) 4

B) 3

C) 2

D) 1

20 / 25

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

A) √19

B) √24

C) √66

D) √55

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) 71

B) 51

C) 41

D) 61

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) 6

B) 7

C) 8

D) 6

23 / 25

To’g’riburchakli parallelepiped asosining tomonlari 7:24 nisbatda, diagonal kesimining yuzi 50dm² ga teng. Yon sirtining yuzini toping.

A) 135 dm²

B) 124 dm

C) 124 dm²

D) 224 dm²

24 / 25

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

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

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

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

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

25 / 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) 1023

D) 2300

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55% va kamiga 2 baho

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Boshlang'ich sinf ATTESTATSIYA №1

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