11-sinf Matematika 3-chorak

OMAD YOR BO'LSIN!

Testni Salomov Sardor tayyorladi.

1 / 25

To’g’riburchakli parallelepiped bir uchidan chiquvchi uchta qirralari uzunliklari 4,6 va 9 ga teng. Unga tengdosh kub qirrasining uzunligini toping.

A) 6

B) 7

C) 8

D) 6

2 / 25

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

A) 224 dm²

B) 135 dm²

C) 124 dm

D) 124 dm²

3 / 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) 25600

C) 8100

D) 19600

4 / 25

f(x)=e^xcosx funksiyasi uchun f ’(π/2) ni aniqlang.

A. e^-0.5π B. e^0,5π C. e^π D. e^-π

A) e^(-π)

B) e^(0.5π)

C) e^(-0.5π)

D) e^(π)

5 / 25

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

A) x=-1, x=2

B) x=-1, x=3

C) x=0, x=2

D) x=3, x=2

6 / 25

Funksiyaning kamayish oraliqlarini toping $f(x)=x+\frac{1}{x}$

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

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

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

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

7 / 25

Uchlari A(2;3;4) va B(-4;-5;-6) nuqtalarda bo’lgan AB kesmasining o’rtasining koordinatalarini toping.

A) (-1;-1;-4)

B) (-2;-4;-1)

C) (-1;-1;-1)

D) (-1;-3;-1)

8 / 25

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

A) 131

B) 13

C) -4

D) -13

9 / 25

Agar $f(x)=x^2$ va $g(x)=\frac{x-2}{x+3}$ bo`lsa ,f(g(2)) ni toping

A) 16

B) 12

C) 0

D) 36

10 / 25

Funksiya hosilasini toping

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

A) 16x+14

B) 3x+1

C) 12x

D) 12x+14

11 / 25

Murakkab funksiyaning hosilasini toping. y=x²sinx

A) y’=x²cosx-2xsinx

B) y’=-2xsinx+x²

C) y’=2xsinx-x²

D) y’=2xsinx+x²cosx

12 / 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) 90°

C) 80°

D) 15°

13 / 25

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

A) [-1;-1/3]

B) (-1/3;+∞)

C) (-1;1/3)

D) (-∞;-1)

14 / 25

A(2;0;-3) va B(3;4;0) nuqtalar orasidagi masofani toping

A) √26

B) √24

C) 25

D) 16

15 / 25

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

A) √19

B) √55

C) √24

D) √66

16 / 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

17 / 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) 3√2

C) 1

D) 4

18 / 25

Aylanaga o’tkazilgan vatar uni 5:7 nisbatda bo’ladi. Ushbu vatarga tiralgan, aylanaga ichki chizilgan katta burchakni toping

A) 125°

B) 75°

C) 55°

D) 105°

19 / 25

chiziqlar bilan chegaralangan shaklning yuzini toping

A) 2

B) 0,5

C) 1

D) √2

20 / 25

$log_{2}^{4}x-log_{0.5}^{2}\frac{x_{3}}{8}+9log_{2}\frac{32}{x^{2}}<4log_{0.5}^{2}x$

tengsizlikning yechimi bo’lgan eng kichik natural sonni toping

A) 1

B) 3

C) 4

D) 5

21 / 25

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

A) 9

B) 16

C) 4

D) 8

22 / 25

Silindr shaklidagi idishga 6 sm³ suv solindi. Idishga detal to’liq cho’ktirilganda, suv sathi 1,5 marta ko’tarildi. Detal hajmini aniqlang

A) 23

B) 1

C) 14

D) 3

23 / 25

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

A) 24

B) 23

C) -24

D) -23

24 / 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

25 / 25

cos(2arctg(1/2)) ni hisoblang

A) 35/37

B) 37/35

C) -37/35

D) -35/37

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Baholash mezoni

86%-100% 5 baho

71%-85% 4 baho

56%-70% 3 baho

55% va kamiga 2 baho

Author: InfoMaster

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