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Matematika attestatsiya №13

InfoMaster

Iyul 21, 2022

132 Ko'rishlar 1 izoh

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OMAD YOR BO'LSIN!

Matematika fanidan attestatsiya savollari №13

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1 / 40

1. Agar bo‘lsa, x ni toping.

A) 2

B) -5

C) 5

D) -2

2 / 40

2. Usta ishning 0,75 qismini 17/4 soatda bajaradi. Shu ishning 4/5 qismini qancha vaqtda bajaradi?

A) 67/15

B) 31/85

C) 11/5

D) 68/15

3 / 40

3. Hisoblang 200−199+198−197+⋯+4−3

A) 101

B) 100

C) 98

D) 99

4 / 40

4. Integralni hisoblang:

A) 2

B) 1

C) 3

D) 4

5 / 40

5. Rasmdagi shakl perimetrini toping.

A) 24

B) 28

C) 32

D) 30

6 / 40

6. Hisoblang:

A) 36/16

B) 1

C) 9/16

D) 16/9

7 / 40

7. Tenglamani yeching.

A) 5

B) 25

C) 3

D) 9

8 / 40

8. x, y, z sonlari uchun x > y > z va x + y + z + 18 munosabatlar o‘rinli. Bu 3 ta son bir-biridan 1, 2 va 3 sonlariga farq qiladi. Shunga ko‘ra x ning mumkin bo‘lgan barcha qiymatlari yig‘indisini
toping.

A) 16

B) 14

C) 9

D) 15

9 / 40

9. Qfodaning qiymatini toping.

A) 1

B) 2

C) 0,5

D) 0,58

10 / 40

10. Quyidagi chizmada tasvirlangan radiusi 4 ga teng boʻlgan, 3 ta teng yarim aylanadagi A, B, C, D nuqtalar toʻgʻri toʻrtburchakning uchlari deb qabul qiling va boʻyalgan sohani yuzini toping.

A) 12π

B) 8π

C) 32

D) 24

11 / 40

11. Tenglama ildizining natural bo‘luvchilari sonini toping.

A) 2

B) 6

C) 4

D) 5

12 / 40

12. Tengsizlikni yeching.

A) [-7;-5) u [-1;∞)

B) [-7;3 u [-1;∞)

C) [-7;-3) u [-1;∞)

D) [-7;-3] u [-1;∞)

13 / 40

13. 1,2,3,4,2,3,1,4,5,3,2,12,3,4,2,1,3,2,1,4,3,2,1,2,3,4,2,1,2,3. Chastotasi eng kata bo’lgan songa 3 ni qo’shsak achiqsa. a²= ?

A) 49

B) 36

C) 25

D) 16

14 / 40

14. To’g’ri burchakli uchburchakning katetlari 5 sm va 12 sm. Uchburchakka ichki chizilgan aylananing radiusini toping.

A) 4 sm;

B) 2 m;

C) 3 sm;

D) 2 sm;

15 / 40

15. f(x+10)=f(x)·f(x-10)-x f(0)=1/2 va f(10)=30 bo’lsa, f(20)=?

A) 5

B) 2

C) 6

D) 30

16 / 40

16. Quydagi to’g’ri to’rt burchak yuzasining eng kichchik qiymatini toping.

A) 4

B) 1

C) 3

D) 2

17 / 40

17. f(2x-1)=4x-5 bo’lsa, f^-1(x)=?

A) (x+3)/2

B) (x-2)/3

C) (x-3)/3

D) (x-7)/2

18 / 40

18. f(x)=2·tgx funksiyaning x₀=π nuqtadagi hosilasini toping.

A) 1

B) -2

C) 2

D) 0

19 / 40

19. sin²α+ sin²β= 1 tenglamada 0<α<π/2 va 0<β<π/2 bo’lsa, α²+π²/2+β²+2αβ ni hisoblang.

A) π²/4

B) 2π²

C) 3π²/4

D) α²

20 / 40

20. sin (2arccos1/3) ni hisoblang.

A) 2/9

B) 4√4/9

C) 4√2/9

D) 2/3

21 / 40

21. Teng yonli uchburchakning asosi yon tomonidan 15 ga ortiq uchburchakning asosiga tushirilgan balandligi 15 ga teng bo’lsa , uning asosini toping.

A) 36

B) 42

C) 20

D) 40

22 / 40

22. y=arcsin(-x-1) funksiyani aniqlanish sohasini toping.

A) -2≤x≤2

B) 1≤x≤2

C) -2≤x≤0

D) 0≤x≤2

23 / 40

23. Agar ln(ab)=2x ba ln(a/b)=2y bo'lsa, a=?

A) I

B) III

C) II

D) IV

24 / 40

24. Ikki natural sonning kvadratlarining o'rta arifmetigi 34 ga, o'rta geometrigi esa 8 ga teng. Shu sonlarning yig'indisini yarmini toping toping.

A) 7

B) 9

C) 6

D) 14

25 / 40

25. Silindr yon sirtining yoyilmasi tomoni b ga teng kvadratdan iborat. Silindir to’la sirtini toping.

A) b²/2π

B) b²-b²/2π

C) b²+b²/2π

D) b²-2π

26 / 40

26. Konus o’q kesimi yuzi 4√3 ga teng muntazam uchburchakdan iborat. Konus to’la sirtini toping?

A) 6π

B) 24π

C) 12π

D) 18π

27 / 40

27. funksiyaga teskari funksiyani toping.

A) II

B) I

C) III

D) IV

28 / 40

28. Uchburchakning b va c ga teng tomonlari orasidagi burchagi 30⁰ ga teng. Uchburchakning uchunchi tomoni 12 ga teng bo'lsa hamda uning tomonlari c² = b² + 12b + 144 shartni qanoatlantirsa, c ning qiymatini toping.

A) 12

B) 24√3

C) 12√3

D) 6√3

29 / 40

29. Quydagi shaklning to’la sirtini ifadolovchi formulani tuzing?

A) 2bdx+2bd

B) 2x(b+d)+2bd

C) 2x+3b+4d

D) 2x(b+d)

30 / 40

30. Meshdagi suv Sarvarning o'ziga 20 kunga, Behruzga esa 60 kunga yetadi. Meshdagi suv ikkalasiga necha kunga yetadi?

A) 12

B) 16

C) 15

D) 14

31 / 40

31. Hisoblang: sin10° •sin50° •sin70°

A) 0,125

B) 0

C) 0,25

D) 0,5

32 / 40

32. x ning qanday qiymatida lg2; lg(2^x-1); lg(2^x+3) arfimetik progressiyani tashkil qiladi?

A) 2

B) 3

C) log₅2

D) log₂5

33 / 40

33. y=6x+18 to’g’ri chiziq bilan chegaralangan soha yuzini toping.

A) 27

B) 12

C) 48

D) 18

34 / 40

34. sin(2arctg0,75) ni hisoblang

A) 12/15

B) 11/15

C) 22/25

D) 24/25

35 / 40

35. 2^a = 5 va 20^b = 125 bo’lsa, a ni b orqali ifodalang.

A) 3b/(2+b)

B) 2b/(3-b)

C) (3-b)/2b

D) b/(3-b)

36 / 40

36. Agar f(x)=x³─5x²+2x+a va f "(2)=f(2) bo’lsa, a ning qiymatini toping.

A) 12

B) 5

C) 6

D) 10

37 / 40

37. y₁ va y₂ y² + my + n = 0 tenglamaning ildizlari, y₁ va y₂ ning har birini 4 taga orttirib, ildizlari hosil bo'lgan sonlarga teng kvadrat tenglama tuzildi. Agar uning ozod hadi n -24 (n dastlabki tenglamaning ozod hadi) ga teng bo'lsa, m nechaga teng?

A) 9

B) 12

C) 10

D) 11

38 / 40

38. ifoda x ning nechta qiymatida ma’noga ega emas?