Barcha fanlardan online testlar

Matematika attestatsiya №13

InfoMaster

Iyul 21, 2022

103 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. ni qanoatlantiruvchi yechimlar nechta?

A) 1

B) 3

C) 2

D) 0

2 / 40

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

A) 32

B) 27

C) 26

D) 48

3 / 40

3. Soddalashtiring.

A) (a+1)/(-a-3)

B) (b+2)/(1-b)

C) (a-1)/(1-b)

D) (a-1)/(a-3)

4 / 40

4. Tenglamaning natural ildizining butun bo‘luvchilari nechta?

A) 4

B) 6

C) 5

D) 2

5 / 40

5. Tenglikdan foydalanib a ni toping. (a+b+c+d)·(a-b-c+d)=(a-b+c-d)·(a+b-c-d)

A) bc/d

B) cd/b

C) 1

D) bd/c

6 / 40

6. |x² -5ax|=15a tenglama bitta musbat va 3 ta manfiy ildizga ega bo‘ladigan a larni toping.

A) (2,4;∞)

B) 4,4

C) Ø

D) 2,4

7 / 40

7. Tenglamaning haqiqiy ildizlari yig‘indisini (agar ildizi bitta bo‘lsa, o‘zini) toping.

A) 1

B) 8

C) 9

D) 12

8 / 40

8. Agar aylananing o‘zaro parallel bo‘lgan uzunliklari 38, 38 va 34 ga teng vatarlari orasidagi masofalar bir xil bo‘lsa, shu masofani toping.

A) 6,5

B) 6

C) 7

D) 5,5

9 / 40

9. {a_n} - ketna-ket berilgan, bunda a₁=40 va a_k+1=a_k-k, k∈N a₈ ni toping.

A) 13

B) 32

C) 35

D) 12

10 / 40

10. Hisoblang.

A) 1-√2

B) √2+√3

C) √2-1

D) √2+1

11 / 40

11. m/n=p-7=7+5/p bo'lsa, m²/n² ni toping.

A) 63

B) 70

C) 54

D) 56

12 / 40

12. Tamonlarini ayirmasi 14 bo'lgan parallelogramning o'rmas burchagidan katta diagonaliga tushgan balandlik uni 12 va 30 ga teng kesmalarga ajratadi. Tamonlar uzunligini toping.

A) 34 va 20

B) 30 va 24

C) 32 va 22

D) 36 va 18

13 / 40

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

A) 12

B) 18

C) 27

D) 48

14 / 40

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

A) 2/9

B) 4√4/9

C) 4√2/9

D) 2/3

15 / 40

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

A) 2x(b+d)

B) 2bdx+2bd

C) 2x+3b+4d

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

16 / 40

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

A) 4

B) 3

C) 2

D) 1

17 / 40

17. f(2x-1)=4x-5 bo’lsa, f^-1(x)=?

A) (x-7)/2

B) (x+3)/2

C) (x-3)/3

D) (x-2)/3

18 / 40

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

A) 0≤x≤2

B) -2≤x≤0

C) 1≤x≤2

D) -2≤x≤2

19 / 40

19. Hisoblang: sin10° •sin50° •sin70°

A) 0,5

B) 0,25

C) 0

D) 0,125

20 / 40

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

A) 10

B) 6

C) 12

D) 5

21 / 40

21. 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√3

B) 24√3

C) 6√3

D) 12

22 / 40

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

A) 12

B) 14

C) 16

D) 15

23 / 40

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

A) I

B) II

C) III

D) IV

24 / 40

24. 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; 0

C) -1;-2

D) -1; 2

25 / 40

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

A) 2 sm;

B) 3 sm;

C) 2 m;

D) 4 sm;

26 / 40

26. 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

27 / 40

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

A) 24π

B) 18π

C) 12π

D) 6π

28 / 40

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

A) 36

B) 20

C) 40

D) 42

29 / 40

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

A) 14

B) 6

C) 7

D) 9

30 / 40

30. Agar tg(x+y)=3 va tg(x-y)=2 bo’lsa tg2x+5 ning yarmini toping

A) 2

B) -1

C) 1

D) 5

31 / 40

31. 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

32 / 40

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

A) b²+b²/2π

B) b²/2π

C) b²-2π

D) b²-b²/2π

33 / 40

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

A) 4√2/9

B) 3

C) 1

D) 2

34 / 40

34. funksiyaga teskari funksiyani toping.

A) I

B) III

C) II

D) IV

35 / 40

35. 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

36 / 40

36. Aniqmas integralni hisoblang.

A) ln(lnx)

B) xlnx-x+c

C) lnx+c

D) ln(lnx)+c

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) 10

B) 12

C) 11

D) 9

38 / 40

38. 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

39 / 40

39. 2^a = 5 va 20^b = 125 bo’lsa, a ni b orqali ifodalang.