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11-sinf Matematika 3-chorak

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Aprel 20, 2021

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11-sinf Matematika 3-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

aniq integralni hisoblang

A) 2

B) 4

C) 2,5

D) 6

2 / 25

chiziqlar bilan chegaralangan shaklning yuzini toping

A) √2

B) 2

C) 1

D) 0,5

3 / 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) 4

B) 1

C) 3√2

D) 3

4 / 25

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

A) ø

B) [-π/9+2πn/3; 2π/9+2πn/3]

C) [-π/9+n π/3;2 π/9+n π/3]

D) (-π/2+n π;- π/2+n π)

5 / 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) 2√3

B) 3√3

C) 2

D) 3

6 / 25

tengsizlikning yechimi bo’lgan eng kichik natural sonni toping

A) 1

B) 3

C) 4

D) 5

7 / 25

cos15⁰*cos45⁰ *cos75⁰ ni hisoblang

A) 2√2

B) √8/2

C) √2

D) √2/2

8 / 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-2,25

B) y=3x-2,2

C) y=2x

D) y=2x+3

9 / 25

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

A) -13

B) 131

C) -4

D) 13

10 / 25

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

A) 0.5

B) 1.5

C) 2

D) 0

11 / 25

Limitni hisoblang:

A) -3

B) 4

C) -4

D) 3

12 / 25

Funksiya hosilasini toping

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

A) 12x+14

B) 3x+1

C) 12x

D) 16x+14

13 / 25

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

A) 12

B) 0

C) -12

D) 36

14 / 25

A) 14

B) 13

C) 20

D) 18

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) 0,15

B) 1,5

C) 0,5

D) 0,25

16 / 25

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

A) x=3, x=2

B) x=0, x=2

C) x=-1, x=3

D) x=-1, x=2

17 / 25

tgx funksiya hosilasini toping

A) 1/cos²x

B) cosx

C) 1/sinx

D) sinx

18 / 25

Uchlari A(2;-3;4) va B(-2;4;5) nuqtalarda bo’lgan AB kesmasining uzunligini toping

A) √24

B) √66

C) √19

D) √55

19 / 25

Murakkab funksiyaning hosilasini toping. y=x²sinx

A) y’=-2xsinx+x²

B) y’=2xsinx+x²cosx

C) y’=x²cosx-2xsinx

D) y’=2xsinx-x²

20 / 25

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

A) -17

B) 17

C) -13

D) 15

21 / 25

Kub to’la sirtining yuzi 105,84 sm² bo’lsa, uning har bir yog’i yuzini va qirrasining uzunligini toping.

A) 17,64 dm²; 4,2 dm

B) 17,64 dm²; 4,9 dm

C) 17,64 dm; 4,2 dm

D) 17,68 dm²; 4,2 dm

22 / 25

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

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

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

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

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

23 / 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) 2025

D) 1023

24 / 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) 14400

B) 19600

C) 8100

D) 25600

25 / 25

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