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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

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) 2300

B) 2330

C) 1023

D) 2025

2 / 25

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

A) 5,08

B) 5,01

C) 4,08

D) 3,08

3 / 25

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

A) 4

B) 5

C) 7

D) 6

4 / 25

Hisoblang:

cos²33⁰+cos²45⁰-sin²60⁰+cos²57⁰

A) 0,5

B) 2,25

C) 0,75

D) 1,5

5 / 25

Bir burchagi 60⁰ bo’lgan to’g’ri burchakli uchburchakka tomoni 6 ga teng romb shunday ichki chizilganki, 60⁰ li burchak ular uchun umumiy, rombning barcha uchlari uchburchakning tomonlarida yotadi. Uchburchak yuzini toping

A) √3/2

B) (8√3)/2

C) (1√3)/2

D) (81√3)/2

6 / 25

B,C,D,E nuqtalar aylanadagi, A esa aylanadan tashqaridagi nuqtalar. D nuqta AE kesmada, B esa AC kesmada yotadi. Agar AE=12 va AC=16 bo’lsa, BE vatar uzunligining CD vatar uzunligiga nisbatini toping

A) 4

B) 3/4

C) 1

D) 3

7 / 25

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

A) (2;3)U(3;+∞)

B) (8;+∞)

C) (-∞;-8)U(2;3)U(3;+∞)

D) (-∞;-1)U(8;+∞)

8 / 25

y=x²-│2x-4│ funksiya grafigiga x=3 va

x= -3 nuqtalarda o’tkazilgan urinmalar kesishish nuqtasi ordinatasini toping

A) -9

B) -6

C) -12

D) -5

9 / 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) 3√3

C) 2

D) 2√3

10 / 25

aniq integralni hisoblang

A) 2,5

B) 2

C) 6

D) 4

11 / 25

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

A) 37/35

B) 35/37

C) -37/35

D) -35/37

12 / 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

13 / 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) 335

C) 4

D) 3

14 / 25

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

A) [-π/9+n π/3;2 π/9+n π/3]

B) (-π/2+n π;- π/2+n π)

C) [-π/9+2πn/3; 2π/9+2πn/3]

D) ø

15 / 25

tgx funksiya hosilasini toping

A) cosx

B) 1/sinx

C) 1/cos²x

D) sinx

16 / 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

B) y=3x-2,2

C) y=2x+3

D) y=2x-2,25

17 / 25

funksiyaning [-4;2] oraliqdagi eng katta qiymatini toping $f(x)=x^3+4.5x^2-9$

A) 14

B) 17

C) 18

D) 16

18 / 25

A) 18

B) 20

C) 13

D) 14

19 / 25

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

A) 13

B) -13

C) 131

D) -4

20 / 25

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

A) 0,6

B) 0,0269

C) 0,01

D) 0,5

21 / 25

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

A) 0,0282

B) 0,0321

C) 0,623

D) 0,3265

22 / 25

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

A) 12x²-12

B) 21x²-10x

C) 14x+12

D) 12x+12

23 / 25

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

A) (-1;-1;-4)

B) (-1;-3;-1)

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

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

24 / 25

Funksiya hosilasini toping

f(x)=(2x+4)(3x+1)

A) 12x

B) 16x+14

C) 3x+1

D) 12x+14

25 / 25

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

A) 1

B) 2

C) 4

D) 3

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