Barcha fanlardan online testlar

Matematika attestatsiya №13

InfoMaster

Iyul 21, 2022

96 Ko'rishlar 1 izoh

SaqlashSaqlanganOlib tashlandi 1

OMAD YOR BO'LSIN!

Matematika fanidan attestatsiya savollari №13

DIQQAT! Endi siz o'z bilmingizni sinab ko'rish bilan birga sertifikatga ham ega bo'lishingiz mumkin.

Sertifikat olish uchun barcha ma'lumotlarni to'g'ri kiriting!

Testda 76% va undan yuqori natija oling va sertifikatni yuklab oling.

1 / 40

1. va bo'lsa x-y=?

A) 9

B) 5

C) 8

D) 7

2 / 40

2. x⁴+8x³+ax²+bx+1 ko'phadning kvadrati bo'lsa, a va b koeffitiyentlarning barcha qiymatlari yig'indisini toping.

A) 48

B) 27

C) 32

D) 26

3 / 40

3. Soddalshtiring.

A) 6

B) 1

C) -1

D) 2

4 / 40

4. Tenglamalar sistemasidan foydalanib x + y + z ni toping:

A) 8

B) 6

C) 10

D) berilganlar yetarli emas

5 / 40

5. 3x3 o‘lchamli kvadratning tugunlarida 16 ta nuqta belgilanib, ularning o‘ng tomondan eng yuqorisidagi A bilan belgilangan. Bir uchi A nuqtada, qolgan uchlari qolgan 15 ta nuqtada orasidan tanlanadigan uchburchaklarning sonini toping.

A) 105

B) 100

C) 25

D) 96

6 / 40

6. Oktaedr to‘la sirtining yuzi 32√3 cm² bo‘lsa, uning har bir yog‘i yuzini toping.

A) 8√3

B) 6√3

C) 4√3

D) 4

7 / 40

7. x va y natural sonlar uchun 20∙x! = y! bo‘lsa, y ning qabul qiladigan qiymatlari yig‘indisini toping.

A) 23

B) 26

C) 25

D) 20

8 / 40

8. ni hisoblang.

A) 1

B) 3

C) 2

D) 4

9 / 40

9. Bir nechta natural sonlardan tuzilgan S to‘plam berilgan. Bu sonlarning o‘rta
arifmetigi eng kattasini hisobga olmaganda 32 ga, eng kichigini hisobga olmaganda 40 ga, eng kattasini ham eng kichigini ham hisobga olmaganda esa 35 ga teng. Agar eng katta son eng kichigidan 72 ga ortiq bo‘lsa, u holda S to‘plamdagi barcha sonlarning o‘rta arifmetigini toping.

A) 36,8

B) 36,4

C) 36,2

D) 36,6

10 / 40

10. Hisoblang .

A) 0

B) 0,1

C) 0,5

D) 1

11 / 40

11. θ ratsional son, ω va φ esa irratsional sonlar bo‘lsa, quyidagilardan qaysi biri ratsional son bo‘lishi mumkin? θ ≠ 0

A) 1, 2, 3

B) 2 5, 6

C) 3, 4, 6

D) 1, 2, 5

12 / 40

12. (tgx-2ctgx)⁴ yoyilmaning ozod hadini toping.

A) 6

B) 25

C) 58

D) 24

13 / 40

13. 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) 6

C) 9

D) 14

14 / 40

14. funksiyaga teskari funksiyani toping.

A) III

B) IV

C) II

D) I

15 / 40

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

A) 12

B) 10

C) 6

D) 5

16 / 40

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

A) 2/9

B) 4√4/9

C) 2/3

D) 4√2/9

17 / 40

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

A) 0

B) -2

C) 2

D) 1

18 / 40

18. 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

19 / 40

19. 2^a = 5 va 20^b = 125 bo’lsa, a ni b orqali ifodalang.

A) 2b/(3-b)

B) b/(3-b)

C) (3-b)/2b

D) 3b/(2+b)

20 / 40

20. 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) 16

B) 25

C) 49

D) 36

21 / 40

21. Aniqmas integralni hisoblang.

A) xlnx-x+c

B) ln(lnx)

C) ln(lnx)+c

D) lnx+c

22 / 40

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

A) 2

B) 5

C) 6

D) 30

23 / 40

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

A) 14

B) 16

C) 15

D) 12

24 / 40

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

A) 4√2/9

B) 2

C) 3

D) 1

25 / 40

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

A) log₅2

B) 3

C) 2

D) log₂5

26 / 40

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

A) 4 sm;

B) 3 sm;

C) 2 m;

D) 2 sm;

27 / 40

27. 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) 6√3

B) 24√3

C) 12√3

D) 12

28 / 40

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

A) 2π²

B) 3π²/4

C) π²/4

D) α²

29 / 40

29. sin(2arctg0,75) ni hisoblang

A) 11/15

B) 24/25

C) 22/25

D) 12/15

30 / 40

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

A) 12π

B) 6π

C) 18π

D) 24π

31 / 40

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

A) 40

B) 36

C) 42

D) 20

32 / 40

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

A) 2bdx+2bd

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

C) 2x+3b+4d

D) 2x(b+d)

33 / 40

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

A) 3

B) 2

C) 1

D) 4

34 / 40

34. f(2x-1)=4x-5 bo’lsa, f^-1(x)=?

A) (x+3)/2

B) (x-7)/2

C) (x-3)/3

D) (x-2)/3

35 / 40

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

A) IV

B) I

C) III

D) II

36 / 40

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

A) -2≤x≤0

B) 1≤x≤2

C) 0≤x≤2

D) -2≤x≤2

37 / 40

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

A) 48

B) 18

C) 12

D) 27

38 / 40

38. 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

39 / 40

39. k va l ning qanday qiymatlarida y=k/x giperbola va y=kx+l to’g’ri chiziq M( -1;1) nuqtalardan o’tadi.

A) -1; 0

B) -1;-2

C) 1;0

D) -1; 2

40 / 40

40. Hisoblang: sin10° •sin50° •sin70°