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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

Tandirdan olingan nonning temperaturasi 20 minut ichida 100⁰ dan 60⁰ gacha pasayadi. Tashqi muhit temperaturasi 25⁰. Nonning temperaturasi qancha vaqtda 30⁰ gacha pasayadi?

A) 61

B) 41

C) 71

D) 51

2 / 25

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

A) 6

B) 7

C) 5

D) 4

3 / 25

f(x)=(3x+2)² funksiyasining barcha boshlang’ich funksiyalarini toping.

A) F(x)=6x³+6x²+4

B) F(x)=6x³+3x²+4

C) F(x)=6x³+6x+4

D) F(x)=6x³+3x²-4

4 / 25

To’g’riburchakli parallelepiped asosining tomonlari 7:24 nisbatda, diagonal kesimining yuzi 50dm² ga teng. Yon sirtining yuzini toping.

A) 124 dm²

B) 124 dm

C) 224 dm²

D) 135 dm²

5 / 25

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

A) 5,08

B) 3,08

C) 5,01

D) 4,08

6 / 25

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

A) [-π/9+n π/3;2 π/9+n π/3]

B) [-π/9+2πn/3; 2π/9+2πn/3]

C) (-π/2+n π;- π/2+n π)

D) ø

7 / 25

cos15⁰*cos45⁰ *cos75⁰ ni hisoblang

A) √2/2

B) 2√2

C) √2

D) √8/2

8 / 25

y=x²-│2x-4│ funksiya grafigiga x=3 va

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

A) -5

B) -6

C) -9

D) -12

9 / 25

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

A) log₄e

B) ln4

C) ln3

D) log₃e

10 / 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) (81√3)/2

B) (8√3)/2

C) (1√3)/2

D) √3/2

11 / 25

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

A) 36

B) 0

C) 12

D) 16

12 / 25

y=-3x³+2x²-4x+5 funksiyaga x₀=-1 nuqtada o’tkazilgan urinma tenglamasining burchak koeffitsiyentini toping.

A) -17

B) -13

C) 17

D) 15

13 / 25

Limitni hisoblang:

A) 4

B) 3

C) -4

D) -3

14 / 25

Uchlari A(4;0;1), B(5;-2;1), C(4;8;5) nuqtalarda bo’lgan uchburchakning AL bissektrisasi uzunligini toping

A) (4√2)3

B) (4√2)/5

C) 4

D) (2√5)/3

15 / 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) 0,5

B) 1,5

C) 0,15

D) 0,25

16 / 25

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

A) 0,623

B) 0,3265

C) 0,0282

D) 0,0321

17 / 25

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

A) 70

B) 75

C) 90

D) 80

18 / 25

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

A) y= 2x

B) y=1/2

C) y=-x

D) y=x

19 / 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-2,25

D) y=2x+3

20 / 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) 52°

B) 15°

C) 90°

D) 80°

21 / 25

tgx funksiya hosilasini toping

A) sinx

B) cosx

C) 1/sinx

D) 1/cos²x

22 / 25

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

A) x=0, x=2

B) x=-1, x=3

C) x=3, x=2

D) x=-1, x=2

23 / 25

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

A) (-1;1/3)

B) (-1/3;+∞)

C) (-∞;-1)

D) [-1;-1/3]

24 / 25

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

A) y=10x

B) y=35x+30

C) y=35x

D) y=20x+20

25 / 25

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

A) -12

B) 12

C) 36

D) 0

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