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Matematika attestatsiya №4

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Yanvar 21, 2022

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1 ovozlar, 1 avg

Matematika fanidan attestatsiya savollari №4

1 / 40

bo‘lsa, x + y ni toping.

A) 20

B) 16

C) 17

D) 18

2 / 40

x,y,z∈N A=6x+1=5y+1=4z+1, min(A)=?

A) 59

B) 61

C) 60

D) 58

3 / 40

Agar bo'lsa, x ni toping.

A) 5

B) 2

C) -5

D) -2

4 / 40

y=kx+n funksiyaning grafigi I va III chorakdan o‘tishi uchun k va n qanday bo‘lishi kerak?

A) n > 0, k = 0

B) n < 0, k = 0

C) n = 0, k < 0

D) n = 0, k > 0

5 / 40

To’g’ri turt burchakning bo’yining perimetriga nisbatini toping.

A) 5/3

B) 3/18

C) -452/18

D) 1/2

6 / 40

funksiyaning [2; 3] kesmadagi eng katta qiymatini

A) 4,5

B) 3

C) 4

D) 7,5

7 / 40

P(-2;2) nuqtadan o'tuvchi va a(6;4)a vektorga perpendikulyar bo'lgan to'g'ri chiziq tenglamasini toping.

A) 3x-2y-2=0

B) 3x-2y+2=0

C) 3x+2y+2=0

D) 3x+2y-2=0

8 / 40

2013²⁰¹⁵ ni 10 ga bo'lgandagi qoldiqni toping.

A) 7

B) 9

C) 1

D) 3

9 / 40

f(x)=3^x-2 funksiyaning qiymatlar sohasini toping.

A) (0; ∞)

B) [-1; ∞)

C) (-1; ∞)

D) (-2; ∞)

10 / 40

f(x-1)+f(x+2)=2(x²+7) ekani ma‟lum bo'lsa, f(x) ko'phadni toping.

A) f(x)=x²-x+5

B) f(x)=x²+3x+7

C) f(x)=x²-4

D) f(x)+2x²-1

11 / 40

Quyidagi rasmda konus va silindr zaytun moyi bilanto`ldirilmoqda . Ikkala shaklning balandliklari va taglik doiralarining radiuslari teng uzunlikda 2sm . Shunga ko`ra idishga jami necha ?m³

A) (28π)/3

B) (32π)/3

C) (29π)/3

D) 11π

12 / 40

x ni toping ?

A) 3

B) 4

C) 6

D) 5

13 / 40

Soddalshtiring.

A) -1

B) 1

C) 6

D) 2

14 / 40

Hisoblang?

A) 0,5

B) 4

C) 0,25

D) 2

15 / 40

n ning qanday qiymatida tenglik to`g`ri bo’ladi? (7³)=7¹⁵

A) 12

B) 5

C) 1

D) 7

16 / 40

a,b,c -1 dan katta musbat sonlar uchun a³=b² va a⁴=c⁵ bo'lsa, log_bc ni toping.

A) 5/6

B) 1/3

C) 8/15

D) 1/2

17 / 40

Yig‘indini toping.

A) 1/6

B) 1/12

C) 1/4

D) 1/9

18 / 40

Funksiyaning aniqlanish sohasini toping.

A) x∈R

B) (-∞;3]∪[2;∞)

C) (-∞;0)∪(0;∞)

D) [-3;2]

19 / 40

Tenglamalar sistemasidan foydalanib x + y + z ni toping:

A) 10

B) 8

C) berilganlar yetarli emas

D) 6

20 / 40

x>0 bo‘lsa, 128x+1/x² yig‘indining eng kichik qiymatini toping.

A) 32

B) 64

C) 16

D) 48

21 / 40

Tenglamani yeching:

A) 5/9

B) 6/5

C) 9/5

D) 5*4

22 / 40

Uchburchakning 3 va 4 ga teng bo‘lgan tomonlariga o‘tkazilgan medianalar o‘zaro perpendikulyar bo‘lsa, bu uchburchakning uchinchi tomonini toping.

A) 2,5

B) √6

C) 2,4

D) √5

23 / 40

Raqamlari yig‘indisi 10 bo‘lgan nechta turli 3 xonali son bor?

A) 0,432

B) 0,144

C) 0,288

D) 0,216

24 / 40

Bo‘yi 130 cm, eni 90 cm, balandligi 60 cm bo‘lgan idishdagi suvning 234 litri olindi. Idishda qolgan suvning (sathi) balandligini toping.

A) 35

B) 20

C) 40

D) 25

25 / 40

Integralni hisoblang:

A) 1

B) 4

C) 3

D) 2

26 / 40

x²-n≤0 tengsizlik o‘rinli bo‘ladigan x ning 7 ta butun ildizi bor bo‘lsa. n nechta turli butun qiymat qabul qiladi?

A) 9

B) 15

C) 7

D) 12

27 / 40

108 sonining natural bo‘luvchilari ko‘paytmasi quyidagilardan qaysi biriga teng?

2¹²·3¹⁸
2²·3³
2⁸·3¹⁰
2⁶·3⁹

A) 4

B) 3

C) 2

D) 1

28 / 40

Agar x²-6x+7=0 bo‘lsa, ni toping.

A) 40

B) 48

C) 28

D) 52

29 / 40

Agar x =17 bo‘lsa, quyidagi ifodaning qiymatini toping.

A) -4

B) √17

C) 4

D) -√17

30 / 40

tenglama intervalda nechta ildizga ega?

A) 2

B) 1

C) 3

D) 4

31 / 40

ni hisoblang.

A) 3

B) 2

C) 0

D) 1

32 / 40

f(3x)=x+f(3x-3) va f(3)=1 bo'lsa, f(300) nechaga teng?

A) 3600

B) 4800

C) 5050

D) 600

33 / 40

Quyidagi sonini 9 ga bo‘lganda qoladigan qoldiqni toping.

A) 8

B) 0

C) 1

D) 5

34 / 40

Agar f(x) funksiya (-∞;∞) da qat’iy o‘suvchi funksiya bo‘lsa, y =3 f(x)-8 funksiya uchun quyidagi mulohazalardan qaysi biri to‘g‘ri bo‘ladi?

A) qat’iy kamayuvchi

B) dastlab kamayadi, keyin o‘sadi

C) qat’iy o‘suvchi

D) dastlab o‘sadi, keyin kamayadi

35 / 40

f(x)+f(3x)+f(5x)+...+f(39x)=(3x+10)⁴ bo'lsa, f'(0) ni toping.

A) 0

B) 10

C) 25

D) 30

36 / 40

Agar tenglamaning ildizi m/n bo‘lsa, m+ n ni toping. Bunda EKUB(m; n)=1.

A) 50

B) 41

C) 32

D) 25

37 / 40

cos75° ·cos 45° ·cos15° ni hisoblang.

A) √2/8

B) 1/8

C) √3/8

D) √3/4

38 / 40

Ayniyatdan foydalanib x + y + z ni toping:

A) 12

B) 3

C) 6

D) 9

39 / 40

Dastlabki n ta hadining yig‘indisi formula bilan aniqlanadigan arifmetik progressiyaning 6-hadini toping.

A) 8

B) 10

C) 9

D) 6

40 / 40

To‘g‘ri burchakli uchburchakning bir burchagi 52° ga teng bo‘lsa, to‘g‘ri burchak uchidan tushirilgan balandlik va mediana orasidagi burchakni toping.

A) 14°

B) 7°

C) 17°

D) 24°