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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

tgx funksiya hosilasini toping

A) 1/sinx

B) sinx

C) 1/cos²x

D) cosx

2 / 25

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

A) -4

B) 13

C) -13

D) 131

3 / 25

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

A) (-∞;-1)

B) [-1;-1/3]

C) (-1/3;+∞)

D) (-1;1/3)

4 / 25

Limitni hisoblang:

A) 4

B) -3

C) -4

D) 3

5 / 25

A) 14

B) 18

C) 20

D) 13

6 / 25

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

A) 75

B) 70

C) 80

D) 90

7 / 25

A(-4;3;6) nuqtaning Oxz tekisligiga nisbatan simmrtrik nuqtasini toping.

A) (-8;-3;6)

B) (-4;-3;9)

C) (-4;-6;6)

D) (-4;-3;6)

8 / 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

9 / 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

10 / 25

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

A) 21x²-10x

B) 14x+12

C) 12x²-12

D) 12x+12

11 / 25

Nargiza 4minutda 260ta so`zni terib, 7ta imloviy xatoga yo`l qo`ydi. Nargizaning matn terish sifatini aniqlang

A) 0,0269

B) 0,01

C) 0,5

D) 0,6

12 / 25

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

A) (-2;-4;-1)

B) (-1;-3;-1)

C) (-1;-1;-4)

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

13 / 25

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

A) 1

B) 4

C) 2

D) 3

14 / 25

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

A) 7

B) 6

C) 0

D) 5

15 / 25

Murakkab funksiyaning hosilasini toping. y=x²sinx

A) y’=x²cosx-2xsinx

B) y’=2xsinx-x²

C) y’=-2xsinx+x²

D) y’=2xsinx+x²cosx

16 / 25

$f(x)=x^3-2x^2+3x-2$ funksiya grafigiga x=4 abssissali nuqtada o`tkazilgan urinma tenglamasini tuzing

A) y=35x+30

B) y=35x

C) y=20x+20

D) y=10x

17 / 25

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

A) -13

B) 15

C) -17

D) 17

18 / 25

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

A) 16

B) 12

C) 0

D) 36

19 / 25

Ushbu funksiyasining boshlang’ich funksiyasini toping

A) (x+2)(x+1)

B) lnIx-1I

C) ln⁡(|x+2|*|x+1|)

D) lnI(x-2)(x-3)I

20 / 25

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

A) ø

B) (-π/2+n π;- π/2+n π)

C) [-π/9+2πn/3; 2π/9+2πn/3]

D) [-π/9+n π/3;2 π/9+n π/3]

21 / 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°

22 / 25

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

A) 4

B) 8

C) 16

D) 9

23 / 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

24 / 25

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

A) 17,68 dm²; 4,2 dm

B) 17,64 dm²; 4,2 dm

C) 17,64 dm; 4,2 dm

D) 17,64 dm²; 4,9 dm

25 / 25

Tandirdan olingan nonning temperaturasi 20 minut ichida 100⁰ dan 60⁰ gacha pasayadi. Tashqi muhit temperaturasi 25⁰. Nonning temperaturasi qancha vaqtda 30⁰ gacha pasayadi?

A) 41

B) 51

C) 71

D) 61