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11-sinf Matematika 3-chorak

InfoMaster

Aprel 20, 2021

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11-sinf Matematika 3-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

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

A) 0

B) 0.5

C) 1.5

D) 2

2 / 25

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

A) x=-1, x=3

B) x=0, x=2

C) x=-1, x=2

D) x=3, x=2

3 / 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) 0,15

B) 1,5

C) 0,25

D) 0,5

4 / 25

Funksiya hosilasini toping: f(x)=5

A) 10

B) x

C) 0

D) 5

5 / 25

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

A) y=1/2

B) y= 2x

C) y=x

D) y=-x

6 / 25

Funksiyaning kamayish oraliqlarini toping

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

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

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

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

7 / 25

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

A) 80

B) 75

C) 70

D) 90

8 / 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) 15°

B) 90°

C) 80°

D) 52°

9 / 25

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

A) (-1;-1;-1)

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

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

D) (-2;-4;-1)

10 / 25

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

A) 24

B) -24

C) -23

D) 23

11 / 25

aniq integralni hisoblang

A) 2,5

B) 4

C) 6

D) 2

12 / 25

cos15⁰*cos45⁰ *cos75⁰ ni hisoblang

A) √2/2

B) √2

C) √8/2

D) 2√2

13 / 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°

14 / 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) 4

B) 335

C) 36

D) 3

15 / 25

tengsizlikning yechimi bo’lgan eng kichik natural sonni toping

A) 1

B) 5

C) 4

D) 3

16 / 25

chiziqlar bilan chegaralangan shaklning yuzini toping

A) 1

B) √2

C) 2

D) 0,5

17 / 25

Ixtiyoriy kvadratga tashqi va ichki chizilgan aylanalar yuzlari nisbati a ga teng. Ixtiyoriy aylanaga ichki va tashqi chizilgan kvadratlar yuzlari nisbati b ga teng bolsa, a/b ni toping

A) 1/2

B) 1

C) 4

D) 335

18 / 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) 2

D) 1

19 / 25

Ushbu funksiyasining boshlang’ich funksiyasini toping

A) (x+2)(x+1)

B) ln⁡(|x+2|*|x+1|)

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

D) lnIx-1I

20 / 25

f(x)=e^xcosx funksiyasi uchun f ’(π/2) ni aniqlang.

A. e^-0.5π B. e^0,5π C. e^π D. e^-π

A) e^(0.5π)

B) e^(-π)

C) e^(-0.5π)

D) e^(π)

21 / 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

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) 6

D) 7

23 / 25

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

A) 5,08

B) 4,08

C) 5,01

D) 3,08

24 / 25

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

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

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

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

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

25 / 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) 71

C) 61

D) 41