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Matematika attestatsiya №4

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Yanvar 21, 2022

18 Ko'rishlar 1 izoh

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1 ovozlar, 1 avg

Matematika fanidan attestatsiya savollari №4

1 / 40

tengsizlikni yeching.

A) x∈(-∞;5)

B) x∈(-5;1)

C) x∈(-∞;5)∪(-3;1)

D) x∈(-3;1)

2 / 40

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

A) 3/18

B) -452/18

C) 5/3

D) 1/2

3 / 40

Qayiq daryo oqimga qarshi 48 km va oqim bo‘yicha ham shuncha yo‘l bosib, butun yo‘lga 5 soat vaqt sarfladi. Daryo oqimining tezligi 4 km/soat bo‘lsa, qayiqning xususiy tezligini toping.

A) 18

B) 25

C) 22

D) 20

4 / 40

Abdulla, Samandar va Jamshid 3 ta stulga necha xil usulda utirishi mumkin?

A) 6

B) 9

C) 7

D) 27

5 / 40

Agar $f(g(x))=x^2-5x+6$ va $g(x)=x-2$ bo'lsa f(4) ning qiymatini toping.

A) 12

B) 4

C) 11

D) 35

6 / 40

f(x)=26sin6x·sin7x funksiya uchun boshlang'ich funksiyasini toping.

A) 13sinx+sin13x + C

B) 13sinx-sin13x + C

C) -13cosx- cos13 x +C

D) 13cosx-cos13x + C

7 / 40

Ushbu sistemaga ko'ra (ac+bd)² ni toping.

A) 2

B) 3

C) 4

D) 1

8 / 40

Aniq integralni hisoblang:

A) 0,5

B) 0

C) 3

D) 2

9 / 40

P(x), Q(x) va R(x) ko'phatdalar berilgan. Bunda P(x) ko'phadning odoz hadi Q(x) ko'phadning ozod hadidan ikki marta katta va P(0)≠0. P(x)=Q(x)·R(x+1) bo'lsa, R(x) ko'phadning koeffitsiyentlarining yig'indisini toping.

A) 2

B) 3

C) 4

D) 1

10 / 40

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

A) f(x)+2x²-1

B) f(x)=x²+3x+7

C) f(x)=x²-x+5

D) f(x)=x²-4

11 / 40

Soddalshtiring.

A) 1

B) -1

C) 6

D) 2

12 / 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

13 / 40

Shaharlar orasidagi masofa xaritada 5 sm ga teng bo`lsava xaritaning masshtabi 1:4000000 bo`lsa , shaharlar orasidagi haqiqiy masofa qanchaga teng ?

A) 2 km

B) 0,2km

C) 200 km

D) 20 km

14 / 40

Soddalashtiring:

A) Aniqlab bo`lmaydi

B) 3

C) 2

D) 1

15 / 40

x ni toping ?

A) 4

B) 6

C) 3

D) 5

16 / 40

tenglama intervalda nechta ildizga ega?

A) 2

B) 3

C) 1

D) 4

17 / 40

sin a = x va 1+cos a= y bo‘lsa, x va y o‘zaro qanday bog‘langan?

A) 1

B) 3

C) 2

D) 4

18 / 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) √5

C) √6

D) 2,4

19 / 40

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

2¹²·3¹⁸
2²·3³
2⁸·3¹⁰
2⁶·3⁹

A) 1

B) 2

C) 4

D) 3

20 / 40

Yig‘indini toping.

A) 1/12

B) 1/6

C) 1/9

D) 1/4

21 / 40

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

A) 8

B) 10

C) 6

D) 9

22 / 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) 20

B) 35

C) 40

D) 25

23 / 40

Tenglamani yeching:

A) 5/9

B) 9/5

C) 5*4

D) 6/5

24 / 40

1, 1, 2, 3, 5, 8, 13, … ketma-ketlikning umumiy hadi an bo‘lsa, quyidagilardan qaysi biri to‘g‘ri?

A) 1

B) 4

C) 3

D) 2

25 / 40

Ayniyatdan foydalanib x + y + z ni toping:

A) 3

B) 9

C) 12

D) 6

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) 7

B) 12

C) 9

D) 15

27 / 40

Quyidagi sonini 9 ga bo‘lganda qoladigan qoldiqni toping.

A) 1

B) 0

C) 5

D) 8

28 / 40

2⁷⁵+3³⁰ sonini 41 ga bo‘lganda qoladigan qoldiqni aniqlang.

A) 1

B) 9

C) 5

D) 0

29 / 40

Burchagi 120° ga teng bo‘lgan doiraviy sektorga ichki doira chizilgan. Berilgan doiraning radiusi R ga teng bo‘lsa, yangi doiraning radiusi topilsin.

A) 1,5R

B) R(√3-√2)

C) 3R

D) √3R(2-√3)

30 / 40

Agar x²-6x+7=0 bo‘lsa, ni toping.

A) 52

B) 48

C) 28

D) 40

31 / 40

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

A) -4

B) -√17

C) √17

D) 4

32 / 40

ABCD trapetsiyaning AC diagonali CD yon tomonga perpendikulyar. Agar ∠D=69° va AB = BC bo‘lsa, B burchakni toping.

A) 135°

B) 142°

C) 138°

D) 132°

33 / 40

Agar bo‘lsa, m/n ni toping.

A) 2

B) (1+√5)/2

C) 4

D) 3

34 / 40

Radiusi 25/4 bo‘lgan sferaga balandligi 8 ga teng bo‘lgan konus ichki chizilgan. Konusning hajmini toping.

A) 144π

B) 96π

C) 72π

D) 192π

35 / 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) 17°

B) 7°

C) 24°

D) 14°

36 / 40

7/3 kasrning o‘nli kasr yoyilmasida verguldan keyingi 100- raqamni toping.

A) 1

B) 4

C) 2

D) 5

37 / 40

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