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Matematika attestatsiya №3

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Yanvar 15, 2022

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8 ovozlar, 3.8 avg

Matematika fanidan attestatsiya savollari №3

1 / 39

|x+1|=2|x–2| tenglamaning ildizlari yig’indisini toping.

A) 7

B) 5

C) 0

D) 6

2 / 39

Yig’indi quydagilardan qaysi biriga teng?

A) 450,608

B) 40560,8

C) 4506,08

D) 45,0608

3 / 39

x,y,z∈N A=6x+1=5y+1=4z+1, min(A)=?

A) 58

B) 59

C) 60

D) 61

4 / 39

ABCD qavariq to‘rtburchakka aylana ichki chizilgan. AB = 8, BC = 12 bo‘lsa, CD – AD ayirmani toping.

A) 2

B) 4

C) aniqlab bo‘lmaydi

D) 3

5 / 39

Agar ning qiymatini toping.

A) 3

B) 75/23

C) 23/25

D) 23/75

6 / 39

tenglamani yeching.

A) log(3/5)2

B) log(5/3)2

C) 3

D) 5

7 / 39

1·2·3· ... ·30 ko'paytmani tub ko'paytuvchilarga ajratganda ko'apytmada 2ⁿ, 3^m va 7^k lar ishtirok etsa, n+m+k ni toping.

A) 40

B) 44

C) 46

D) 50

8 / 39

a va b musbat sonlari uchun a^lnb·b^lna+a^lnb+b^lnabo'lsa, (lna)·(lnb)=?

A) ln4

B) ln5

C) ln3

D) ln2

9 / 39

Teng yonli trapetsiyaning diagonallari o'zaro perpendikulyar hamda yuzi 32 ga teng bo'lsa, uning diagonali uzunligini toping.

A) 4

B) 6

C) 2

D) 8

10 / 39

Umumiy hadi x_n=3+5n-n² formula bo'yicha berilgan sonli ketma-ketlikning eng katta hadi 15 dan qanchaga kam?

A) 9,25

B) 6

C) 13

D) 5,75

11 / 39

Bir odam shunday vasiyat qildi: “Naqd 10 dirham pulim bor. Bir kishiga qarz ham berganman. Qarzning miqdori o'g'lim oladigan merosga teng. Ikkala o'g'lim barobar meros olishsin. Ukamga jami merosning 0,2 qismini va yana 1 dirham beringlar”. U kishining o'g'illari necha dirhamdan meros olishgan?

A) 25/3

B) 6

C) 35/6

D) 8

12 / 39

Tengsizlikni yeching.

A) [-3;-2]

B) (-∞;-2]

C) [-3;2]∪{1}

D) [-2;1]∪{-3}

13 / 39

tenglamaning ildizlari yig'indisini(agar ildizi bitta bo'lsa, o'zini) toping.

A) 1

B) 0

C) 2

D) 3

14 / 39

funksiyaning qiymatlar to'plamini toping.

A) [-√2;0)∪(0;√2]

B) [-√2;√2]

C) (-2√2;√2)

D) [-√2;-1)∪(-1;1)∪(1;√2]

15 / 39

Agar a>0 bo'lsa, funksiyaning vertikal asimptotasini toping.

A) x=-a

B) y=1-a

C) x=a

D) y=-a

16 / 39

Quyida berilgan ko`rinishda mashinadan yuknitushurish uchun necha metr taxta kerak ?

A) 13

B) 14

C) 11

D) 12

17 / 39

Hisoblang?

A) 4

B) 0,25

C) 2

D) 0,5

18 / 39

Quyida berilgan shakillar ichidagi sonlar yig`indisi nolgateng bo`lishi uchun . Nechanchi shakilni olib tashlash kerak?

A) 3

B) 1

C) 4

D) 2

19 / 39

Hisoblang: -1²¹+(-1³⁵)-(-1)²⁸

A) 0

B) -3

C) -1

D) -2

20 / 39

Bir idishda 32/5 kg, ikkinchisida esa unga qaraganda 16/5 kg ortiq yog` bor. Ikkala idishda qancha yog` bor?

A) 10

B) 16

C) 64/5

D) 48/5

21 / 39

Quyidakilardan qaysi biri juft:

2009⁵⁶+2008⁵⁵
3121⁰+0!
55!+87⁷
2²²+3³³+44⁴⁴

A) 4

B) 3

C) 2

D) 1

22 / 39

x ni toping ?

A) 3

B) 4

C) 5

D) 6

23 / 39

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

A) 7

B) 5

C) 12

D) 1

24 / 39

Standart shaklda yozing 0,000000000000013

1,3·10^-12
1,3·10^-13
1,3·10^-14
1,3·10^-15

A) 2

B) 4

C) 1

D) 3

25 / 39

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

A) 20 km

B) 200 km

C) 0,2km

D) 2 km

26 / 39

Chizmaga ko`ra x ning eng kichik butun qiymatinitoping ?

A) 8

B) 6

C) 7

D) 9

27 / 39

Soddalshtiring.

A) -1

B) 6

C) 2

D) 1

28 / 39

Quyida berilgan holatda stol va uni atrofida qo’yiladigan stullarning holati berilgan va raqamlangan k-holatda stullarning raqamlari yig`indisi 351 taga teng bo`lsa, k ni toping ?

A) 11

B) 13

C) 10

D) 12

29 / 39

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) 11π

B) (28π)/3

C) (32π)/3

D) (29π)/3

30 / 39

Soddalashtiring.

A) (a-1)/(1-b)

B) (a-1)/(a-3)

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

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

31 / 39

DC||AB , ∠DCE=45°,∠CEA=x va ∠EAB=115° ga tengbo`lsa x ni toping ?

A) 110°

B) 120°

C) 100°

D) 130°

32 / 39

Tengsizlikni qanoatlantiradigan eng kichik ikkita butunsonning yig`indisini toping?

A) 3

B) 4

C) 5

D) 6

33 / 39

Soddalashtiring:

A) 1

B) 2

C) 3

D) Aniqlab bo`lmaydi

34 / 39

AM||KL , ∠BCD=70°,∠CDE=40°, ∠DEF =45°,∠EFG=80°, ∠FGK=70°∠MBC=x ga teng bo`lsa x ni toping ?

A) 20°

B) 10°

C) 30°

D) 40°

35 / 39

Hisoblang:

A) 1

B) 4

C) 2

D) 3

36 / 39

Eldor velosipetida 13m/s bilan 3 soniyada 15m tepalikka ko`tarilgan bo`lsa AC kesma uzunligi necha metr?

A) 36

B) 34

C) 32

D) 40

37 / 39

Quyida berilgan tizimda yonma - yon shakillardagisonlar ustida pasdagi ( EKUB yoki EKUK topish) amali bajariladi , natija amal pastigi shakilga yoziladi