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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

A(1;-2;2), B(1;4;0), C(-4;1;1) va D(-5;-5;3) nuqtalar berilgan. AC va BD vektorlar orasidagi burchakni toping

A) 90°

B) 52°

C) 80°

D) 15°

2 / 25

Funksiyaning kamayish oraliqlarini toping

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

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

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

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

3 / 25

$f(x)=x^2-3x+4$ funksiya uchun y=2x-1 to`g`ri chiziqqa parallel bo`lgan urinma tenglamasini yozing

A) y=2x-2,25

B) y=2x+3

C) y=3x-2,2

D) y=2x

4 / 25

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

A) 25

B) √26

C) 16

D) √24

5 / 25

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

A) 0,623

B) 0,0321

C) 0,3265

D) 0,0282

6 / 25

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

A) 1

B) 3

C) 4

D) 2

7 / 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) 0,15

C) 0,5

D) 1,5

8 / 25

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

A) x=0, x=2

B) x=-1, x=2

C) x=-1, x=3

D) x=3, x=2

9 / 25

Agar f(x)=x² va bo`lsa ,f(g(-4)) ni toping

A) 36

B) -12

C) 0

D) 12

10 / 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

11 / 25

$f(x)=x^3-2x^2+3x-2$ funksiya grafigiga x=4 abssissali nuqtada o`tkazilgan urinma tenglamasini tuzing

A) y=35x+30

B) y=20x+20

C) y=35x

D) y=10x

12 / 25

Murakkab funksiyaning hosilasini toping. y=x²sinx

A) y’=2xsinx-x²

B) y’=-2xsinx+x²

C) y’=2xsinx+x²cosx

D) y’=x²cosx-2xsinx

13 / 25

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

A) 3

B) 0

C) 1

D) 5

14 / 25

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

A) (-∞;-8)U(2;3)U(3;+∞)

B) (8;+∞)

C) (2;3)U(3;+∞)

D) (-∞;-1)U(8;+∞)

15 / 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 dm²

C) 124 dm

D) 224 dm²

16 / 25

$\sqrt[3]{131}$ sonini taqriban hisoblang.

A) 3,08

B) 5,08

C) 5,01

D) 4,08

17 / 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) 1023

B) 2025

C) 2300

D) 2330

18 / 25

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

A) 5

B) 4

C) 6

D) 7

19 / 25

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

A) 17,68 dm²; 4,2 dm

B) 17,64 dm; 4,2 dm

C) 17,64 dm²; 4,9 dm

D) 17,64 dm²; 4,2 dm

20 / 25

cos15⁰*cos45⁰ *cos75⁰ ni hisoblang

A) √2/2

B) √2

C) 2√2

D) √8/2

21 / 25

chiziqlar bilan chegaralangan shaklning yuzini toping

A) 1

B) 0,5

C) 2

D) √2

22 / 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) 3√2

B) 4

C) 1

D) 3

23 / 25

Ushbu funksiyasining boshlang’ich funksiyasini toping

A) ln⁡(|x+2|*|x+1|)

B) lnIx-1I

C) lnI(x-2)(x-3)I

D) (x+2)(x+1)

24 / 25

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

A) 105°

B) 125°

C) 75°

D) 55°

25 / 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