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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

F(x)=0.2sin(5x+12) funksiyasi uchun f(x) ni toping

A) f(x)=-0,5sin(5x+12)

B) f(x)=0.5cos(5x+12)

C) f(x)=cos(5x+12)

D) f(x)=-cos(5x+12)

2 / 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

3 / 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)/5

B) (2√5)/3

C) 4

D) (4√2)3

4 / 25

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

A) 12

B) 0

C) 16

D) 36

5 / 25

Funksiya hosilasini toping

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

A) 16x+14

B) 3x+1

C) 12x+14

D) 12x

6 / 25

Agar A(1;2;3), B(3;7;6) bo’lsa, A̅B̅ vector koordinatalarini toping

A) (-2;-5;-3)

B) (4;9;9)

C) (4;9;9)

D) (2;5;3)

7 / 25

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

A) 18

B) 14

C) 16

D) 17

8 / 25

Limitni hisoblang:

A) 4

B) 3

C) -3

D) -4

9 / 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

10 / 25

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

A) 5

B) 7

C) 0

D) 6

11 / 25

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

A) 70

B) 90

C) 80

D) 75

12 / 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

13 / 25

2cosx+sinx=-2 tenglamaning [-π;π] kesmada nechta ildizi bor

A) 2

B) 3

C) 1

D) Ø

14 / 25

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

A) log₃e

B) log₄e

C) ln4

D) ln3

15 / 25

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

A) 84

B) 168

C) 21

D) 42

16 / 25

Tomoni 4 ga teng bo’lgan teng tomonli uchburchak ichiga uchburchakning tomonlariga urinuvchi uchta teng doira joylashtirilgan. O’zaro urunuvchi doiralar yoylaridan hosil bo’lgan egri chiziqli uchburchakning yuzini toping

A) (2-√3)(2√3-π)

B) 2√3-π

C) (2-√3)(2-π)

D) (4-√3)(2√3-π)

17 / 25

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

A) (2;3)U(3;+∞)

B) (-∞;-8)U(2;3)U(3;+∞)

C) (-∞;-1)U(8;+∞)

D) (8;+∞)

18 / 25

integralni hisoblang

A) 5ln4e

B) 5

C) 5ln2e

D) 5ln3e³

19 / 25

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

A) 441

B) 252

C) 420

D) 256

20 / 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) 3

C) 4

D) 335

21 / 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) 2

C) 3√3

D) 2√3

22 / 25

(x²+23x+23)(x²+x+23)=23x² tenglama haqiyqiy ildizlari yig’indisini toping

A) -23

B) -24

C) 23

D) 24

23 / 25

tengsizlikning yechimi bo’lgan eng kichik natural sonni toping

A) 1

B) 3

C) 4

D) 5

24 / 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

B) 1

C) 3√2

D) 4

25 / 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) √22

C) 1

D) √2