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11-sinf Matematika 3-chorak

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Aprel 20, 2021

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11-sinf Matematika 3-chorak

Testni Salomov Sardor tayyorladi.

1 / 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

2 / 25

cos15⁰*cos45⁰ *cos75⁰ ni hisoblang

A) √2

B) √8/2

C) √2/2

D) 2√2

3 / 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) 14

B) 3

C) 23

D) 1

4 / 25

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

A) 37/35

B) -35/37

C) -37/35

D) 35/37

5 / 25

tengsizlikning yechimi bo’lgan eng kichik natural sonni toping

A) 5

B) 1

C) 4

D) 3

6 / 25

Ushbu funksiyasining boshlang’ich funksiyasini toping

A) lnIx-1I

B) (x+2)(x+1)

C) ln⁡(|x+2|*|x+1|)

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

7 / 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√3

B) 2

C) 3

D) 2√3

8 / 25

aniq integralni hisoblang

A) 6

B) 2,5

C) 4

D) 2

9 / 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) 335

C) 1

D) 4

10 / 25

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

A) y=35x

B) y=10x

C) y=35x+30

D) y=20x+20

11 / 25

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

A) 0

B) 16

C) 36

D) 12

12 / 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) 80°

B) 15°

C) 90°

D) 52°

13 / 25

Limitni hisoblang:

A) -4

B) 3

C) -3

D) 4

14 / 25

Funksiya hosilasini toping: f(x)=5

A) 10

B) 0

C) 5

D) x

15 / 25

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

A) 90

B) 70

C) 75

D) 80

16 / 25

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

A) 13

B) -4

C) -13

D) 131

17 / 25

Funksiyaning kamayish oraliqlarini toping

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

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

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

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

18 / 25

funksiya hosilasining x₀=-2 nuqtadagi qiymatini hisoblang.

A) 38/31

B) -38/31

C) -38/961

D) 38/961

19 / 25

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

A) 7

B) 6

C) 8

D) 6

20 / 25

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

A) 5,01

B) 4,08

C) 3,08

D) 5,08

21 / 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)

22 / 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^(π)

B) e^(-0.5π)

C) e^(0.5π)

D) e^(-π)

23 / 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

24 / 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) 8100

B) 19600

C) 25600

D) 14400

25 / 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; 4,2 dm

B) 17,64 dm; 4,2 dm

C) 17,68 dm²; 4,2 dm

D) 17,64 dm²; 4,9 dm