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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

Funksiya hosilasini toping

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

A) 3x+1

B) 12x+14

C) 16x+14

D) 12x

2 / 25

f(x)=2x+3 funksiyasi uchun A(1;5) nuqtadan o’tuvchi boshlang’ich funksiyasini toping.

A) F(x)=x²+3x+1

B) F(x)=x²+3x-1

C) F(x)=x²-3x-1

D) F(x)=x²-3x+1

3 / 25

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

A) 131

B) -13

C) 13

D) -4

4 / 25

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

A) 0,3265

B) 0,0282

C) 0,0321

D) 0,623

5 / 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) 0,25

C) 1,5

D) 0,5

6 / 25

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

A) [-1;-1/3]

B) (-∞;-1)

C) (-1;1/3)

D) (-1/3;+∞)

7 / 25

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

A) 3

B) 1

C) 4

D) 2

8 / 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

C) y=20x+20

D) y=35x+30

9 / 25

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

A) 0

B) 12

C) -12

D) 36

10 / 25

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

A) 4

B) (4√2)3

C) (2√5)/3

D) (4√2)/5

11 / 25

Funksiyaning kamayish oraliqlarini toping

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

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

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

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

12 / 25

$\lim_{x\rightarrow -1}(5-2x)$ limitni hisoblang

A) 5

B) 7

C) 6

D) 0

13 / 25

A) 18

B) 20

C) 13

D) 14

14 / 25

Hisoblang:

cos²33⁰+cos²45⁰-sin²60⁰+cos²57⁰

A) 0,5

B) 2,25

C) 0,75

D) 1,5

15 / 25

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

A) (8;+∞)

B) (-∞;-1)U(8;+∞)

C) (-∞;-8)U(2;3)U(3;+∞)

D) (2;3)U(3;+∞)

16 / 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

17 / 25

Massasi 735 gr va konsentratsiyasi 16% bo’lgan yodning spirtdagi eritmasiga qancha toza spirt qo’shilsa, uning konsentratsiyasi 10% bo’ladi

A) 420

B) 256

C) 441

D) 252

18 / 25

Voleybol jamoasi 9 ta o’yinchidan iborat. Boshlang’ich tarkibga 6 ta o’yinchini nechta usul bilan tanlab olish mumkin

A) 42

B) 21

C) 168

D) 84

19 / 25

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

A) 1

B) 0

C) 5

D) 3

20 / 25

Qavariq ko’pburchakning har bir uchidan uchtadan qirra chiqadi. Agar bu ko’pyoqning qirralari soni 12 ta bo’lsa, uning nechta uchi va yog’i mavjud?

A) 8;10

B) 4;10

C) 4;18

D) 4;11

21 / 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) 19600

B) 14400

C) 8100

D) 25600

22 / 25

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

A) F(x)=6x³+6x+4

B) F(x)=6x³+6x²+4

C) F(x)=6x³+3x²-4

D) F(x)=6x³+3x²+4

23 / 25

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

A) F(x)=2sin4x+c

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

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

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

24 / 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) √22

D) 1

25 / 25

Uchburchakli muntazam prizma asosining radiusi $\sqrt{3}$ ga va balandligi 2 ga teng bo’lgan silindrga ichki chizilgan. Prizma yon sirtining yuzini toping