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11-sinf Matematika 4-chorak

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Aprel 20, 2021

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11-sinf Matematika 4-chorak

Testni Salomov Sardor tayyorladi.

1 / 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) 1

C) 23

D) 3

2 / 25

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

A) (-π/2+n π;- π/2+n π)

B) ø

C) [-π/9+n π/3;2 π/9+n π/3]

D) [-π/9+2πn/3; 2π/9+2πn/3]

3 / 25

aniq integralni hisoblang

A) 2,5

B) 4

C) 6

D) 2

4 / 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) 335

D) 3

5 / 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) 4

B) 335

C) 1

D) 1/2

6 / 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) 2

C) 1

D) √22

7 / 25

chiziqlar bilan chegaralangan shaklning yuzini toping

A) √2

B) 0,5

C) 2

D) 1

8 / 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) 2√3

B) 3√3

C) 2

D) 3

9 / 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=20x+20

C) y=10x

D) y=35x+30

10 / 25

funksiya hosilasining x₀=-2 nuqtadagi qiymatini hisoblang.

A) -38/961

B) 38/961

C) -38/31

D) 38/31

11 / 25

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

A) 12x²-12

B) 21x²-10x

C) 14x+12

D) 12x+12

12 / 25

A) 18

B) 20

C) 14

D) 13

13 / 25

$f(x)=x^3+2x^2+x+3$ funksiyasining kamayish oralig’ini toping.

A) (-1;1/3)

B) [-1;-1/3]

C) (-∞;-1)

D) (-1/3;+∞)

14 / 25

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

A) 13

B) 131

C) -13

D) -4

15 / 25

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

A) 80

B) 70

C) 75

D) 90

16 / 25

Nargiza 4minutda 260ta so`zni terib, 7ta imloviy xatoga yo`l qo`ydi. Nargizaning matn terish sifatini aniqlang

A) 0,01

B) 0,6

C) 0,5

D) 0,0269

17 / 25

x=1, y=2^x va y=2^-x chiziqlari bilan chegaralangan sohaning yuzini toping

A) log₄e

B) log₃e

C) ln3

D) ln4

18 / 25

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

A) 3

B) 0

C) 1

D) 5

19 / 25

Tekislikdagi 1 m masofada yotgan nuqtadan ikkita teng og’ma o’tkazilgan. Agar og’malar perpendikulyar va tekislikka o’tkazilgan perpendikulyar bilan 60⁰ ga teng burchaklar tashkil etsa, og’malarning asoslari orasidagi masofani toping

A) 2√2

B) 4√2

C) 2√3

D) 1

20 / 25

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

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

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

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

D) F(x)=2sin4x+c

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) 51

B) 71

C) 41

D) 61

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^(π)

C) e^(0.5π)

D) e^(-0.5π)

23 / 25