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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

tengsizlikning yechimi bo’lgan eng kichik natural sonni toping

A) 3

B) 4

C) 1

D) 5

2 / 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) 3

B) 335

C) 36

D) 4

3 / 25

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

A) 24

B) -24

C) -23

D) 23

4 / 25

Uchlari soni 14 ta, qirralari soni esa 21 ta bo’lgan ko’pyoqning yoqlari sonini toping.

A) 8

B) 9

C) 16

D) 4

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) 1/2

B) 4

C) 1

D) 335

6 / 25

Funksiyaning kamayish oraliqlarini toping

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

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

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

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

7 / 25

tgx funksiya hosilasini toping

A) cosx

B) 1/sinx

C) 1/cos²x

D) sinx

8 / 25

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

A) 0

B) 16

C) 36

D) 12

9 / 25

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

A) 4

B) 2

C) 3

D) 1

10 / 25

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

A) 90

B) 75

C) 70

D) 80

11 / 25

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

A) 12x+12

B) 21x²-10x

C) 12x²-12

D) 14x+12

12 / 25

f(x)=3x²-5x+4 va g(x)=4x-5 funksiyalarining urinmalari parallel bo’ladigan nuqtalarini toping.

A) 2

B) 0.5

C) 1.5

D) 0

13 / 25

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

A) y= 2x

B) y=-x

C) y=1/2

D) y=x

14 / 25

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

A) 7

B) 6

C) 5

D) 0

15 / 25

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

A) 0

B) 5

C) 1

D) 3

16 / 25

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

A) 42

B) 84

C) 168

D) 21

17 / 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

18 / 25

$y=6^{ln(x^{2}+5)}$ funksiyasining kamayish oralig’ini toping

A) (-∞;0]

B) ∅

C) (-√5;√5)

D) (0;+∞)

19 / 25

integralni hisoblang

A) 5ln3e³

B) 5ln4e

C) 5

D) 5ln2e

20 / 25

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

A) (8;+∞)

B) (-∞;-8)U(2;3)U(3;+∞)

C) (2;3)U(3;+∞)

D) (-∞;-1)U(8;+∞)

21 / 25

Hisoblang:

cos²33⁰+cos²45⁰-sin²60⁰+cos²57⁰

A) 2,25

B) 0,75

C) 1,5

D) 0,5

22 / 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) 25600

C) 14400

D) 8100

23 / 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;11

C) 4;18

D) 4;10

24 / 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.