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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

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

A) 0,0269

B) 0,6

C) 0,01

D) 0,5

2 / 25

Funksiyaning kamayish oraliqlarini toping

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

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

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

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

3 / 25

Uchlari A(4;0;1), B(5;-2;1), C(4;8;5) nuqtalarda bo’lgan uchburchakning AL bissektrisasi uzunligini toping

A) (2√5)/3

B) 4

C) (4√2)/5

D) (4√2)3

4 / 25

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

A) 12x+12

B) 14x+12

C) 21x²-10x

D) 12x²-12

5 / 25

tgx funksiya hosilasini toping

A) cosx

B) 1/sinx

C) sinx

D) 1/cos²x

6 / 25

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

A) √55

B) √19

C) √24

D) √66

7 / 25

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

A) -13

B) 17

C) -17

D) 15

8 / 25

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

A) 6

B) 7

C) 5

D) 0

9 / 25

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

A) (-1;1/3)

B) [-1;-1/3]

C) (-∞;-1)

D) (-1/3;+∞)

10 / 25

funksiya hosilasining x₀=-2 nuqtadagi qiymatini hisoblang.

A) -38/961

B) 38/961

C) 38/31

D) -38/31

11 / 25

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

A) 17

B) 16

C) 14

D) 18

12 / 25

f(x)=sin2x funksiyasining barcha boshlang’ich funksiyalarini toping.

A) F(x)=0,5cos2x+C

B) F(x)=-0,5cos2x+C

C) F(x)=2sin4x+c

D) F(x)=-2cos2x+C

13 / 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^(-0.5π)

B) e^(π)

C) e^(0.5π)

D) e^(-π)

14 / 25

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

A) 168

B) 84

C) 42

D) 21

15 / 25

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

A) (-√5;√5)

B) (0;+∞)

C) (-∞;0]

D) ∅

16 / 25

f(x)=(sinx)^cosx bo’lsa, f '(5π/6) ni toping

A) (ln2-3)/2)*(√2^√3)

B) (ln2+3)/2)*(√2^√3)

C) (ln2+3)/2)*(√2^√2)

D) (ln2+3)/2)*(√3^√3)

17 / 25

Bir burchagi 60⁰ bo’lgan to’g’ri burchakli uchburchakka tomoni 6 ga teng romb shunday ichki chizilganki, 60⁰ li burchak ular uchun umumiy, rombning barcha uchlari uchburchakning tomonlarida yotadi. Uchburchak yuzini toping

A) (81√3)/2

B) (8√3)/2

C) (1√3)/2

D) √3/2

18 / 25

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

A) 420

B) 256

C) 441

D) 252

19 / 25

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

A) (-∞;-8)U(2;3)U(3;+∞)

B) (8;+∞)

C) (-∞;-1)U(8;+∞)

D) (2;3)U(3;+∞)

20 / 25

integralni hisoblang

A) 5ln3e³

B) 5

C) 5ln4e

D) 5ln2e

21 / 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

22 / 25

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

A) 105°

B) 55°

C) 125°

D) 75°

23 / 25

cos15⁰*cos45⁰ *cos75⁰ ni hisoblang