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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

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) 20

B) 25

C) 18

D) 22

2 / 39

Jamshid bir kunda 70,5 kgdan paxta tersa, 8460 kg paxtani necha kunda terib bo’ladi ?

A) 140 kun

B) 130 kun

C) 120 kun

D) 100 kun

3 / 39

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

A) 6

B) 27

C) 7

D) 9

4 / 39

ni 9 ga bo’lgandagi qoldiqning kvadratini toping.

A) 25

B) 4

C) 16

D) 9

5 / 39

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

A) 11

B) 35

C) 4

D) 12

6 / 39

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

7 / 39

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

A) ln2

B) ln3

C) ln4

D) ln5

8 / 39

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) 3

B) 4

C) 2

D) 1

9 / 39

y=f(x) funksiya uchun tenglik o'rinli bo'lsa, f(π/4)=?

A) 1/5

B) 4

C) 1/3

D) 1/4

10 / 39

Qadam uzunligi deb biricnhi iz tovon oxiridan ikkinchi iz tovon oxirigacha bo'lgan masofaga aytiladi. Erkak kishi yurayotganda uning qadami va qadamlar soni orasidagi bog'lanish quyidagi formula bilan ifodalanadi: (n/P) = 140. Bu yerda n – bir minutdagi qadamlar soni. P – qadam uzunligi (m). Hikmat 1 minutda 70 qadam bossa, formula yordamida uning qadami uzunligini toping.

A) 0,7 m yoki 70 cm

B) 0,5 m yoki 50 cm

C) 0,6 m yoki 60 cm

D) 0,9 m yoki 90 cm

11 / 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) 46

B) 50

C) 40

D) 44

12 / 39

funksiyaning qiymatlar to'plamini toping.

A) [-√2;√2]

B) (-2√2;√2)

C) [-√2;0)∪(0;√2]

D) [-√2;-1)∪(-1;1)∪(1;√2]

13 / 39

Aniq integralni hisoblang:

A) 0,5

B) 2

C) 3

D) 0

14 / 39

funksiyaning [2; 3] kesmadagi eng katta qiymatini

A) 4

B) 7,5

C) 3

D) 4,5

15 / 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) 6

B) 35/6

C) 25/3

D) 8

16 / 39

Soddalshtiring.

A) 6

B) -1

C) 2

D) 1

17 / 39

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

A) 0,2km

B) 20 km

C) 200 km

D) 2 km

18 / 39

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

A) 7

B) 1

C) 5

D) 12

19 / 39

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

A) 64/5

B) 10

C) 16

D) 48/5

20 / 39

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

A) 30°

B) 10°

C) 40°

D) 20°

21 / 39

Hisoblang?

A) 4

B) 2

C) 0,25

D) 0,5

22 / 39

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

A) 32

B) 36

C) 34

D) 40

23 / 39

Hisoblang: -1²¹+(-1³⁵)-(-1)²⁸

A) -1

B) 0

C) -3

D) -2

24 / 39

Tengsizlikni qanoatlantiradigan eng kichik ikkita butunsonning yig`indisini toping?

A) 6

B) 3

C) 4

D) 5

25 / 39

Soddalashtiring:

A) 3

B) 2

C) Aniqlab bo`lmaydi

D) 1

26 / 39

x ni toping ?

A) 5

B) 3

C) 4

D) 6

27 / 39

Quyidagi berilgan qoldiqli bo`lishlardan qaysi biri to`g`ribajarilgan ?
a)76 : 9 = 7 (qoldiq 13);
b)20 : 7 = 2 (qoldiq 6);
d)54 : 15 = 4 (qoldiq 1)

A) )a,b,d

B) a,b

C) b,d

D) b

28 / 39

Hisoblang:

A) 2

B) 4

C) 3

D) 1

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) (29π)/3

B) (28π)/3

C) (32π)/3

D) 11π

30 / 39

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

A) 12

B) 13

C) 11

D) 14

31 / 39

Hisoblang 200−199+198−197+⋯+4−3

A) 100

B) 98

C) 101

D) 99

32 / 39

Quyidakilardan qaysi biri juft:

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

A) 2

B) 3

C) 1

D) 4

33 / 39

Standart shaklda yozing 0,000000000000013

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

A) 4

B) 1

C) 2

D) 3

34 / 39

Soddalashtiring.

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

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

C) (a-1)/(a-3)

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

35 / 39

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

A) 130°

B) 100°

C) 110°

D) 120°

36 / 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

37 / 39

Chizmaga ko`ra x ning eng kichik butun qiymatinitoping ?

A) 8

B) 9

C) 7

D) 6

38 / 39

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

Shunga ko`ra 1 , 2 va 3 amallar EKUB yoki EKUK dan qaysi biri bo`lishi kerak

A) 1-EKUB 2-EKUB 3-EKUK

B) 1-EKUB 2-EKUK 3-EKUB

C) 1-EKUB 2-EKUK 3-EKUK

D) 1-EKUB 2-EKUB 3-EKUB

39 / 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 ?