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Matematika attestatsiya №3

InfoMaster

Yanvar 15, 2022

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9 ovozlar, 3.9 avg

Matematika fanidan attestatsiya savollari №3

1 / 39

$cos6x-4cos2x<0$ tengsizlikni yeching.

A) 4

B) 2

C) 1

D) 3

2 / 39

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

A) 35

B) 12

C) 4

D) 11

3 / 39

ni hisoblang.

A) (e+1)/2

B) e-1

C) (e-1)/2

D) e+1

4 / 39

Kamayish tartibida joylashtiring.

a)5√6
b)12
c)4√10

A) a>b>c

B) a>c>b

C) c>a>b

D) b>a>c

5 / 39

tengsizlik yechimi bo’la oladigan tub sonlar nechta?

A) 3

B) 2

C) 5

D) 4

6 / 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) 0,5 m yoki 50 cm

B) 0,9 m yoki 90 cm

C) 0,7 m yoki 70 cm

D) 0,6 m yoki 60 cm

7 / 39

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

A) 1/5

B) 1/3

C) 4

D) 1/4

8 / 39

funksiyaning qiymatlar to'plamini toping.

A) [-√2;√2]

B) [-√2;0)∪(0;√2]

C) (-2√2;√2)

D) [-√2;-1)∪(-1;1)∪(1;√2]

9 / 39

f(x)=3^x-2 funksiyaning qiymatlar sohasini toping.

A) [-1; ∞)

B) (0; ∞)

C) (-1; ∞)

D) (-2; ∞)

10 / 39

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

A) 26

B) 48

C) 32

D) 27

11 / 39

Ushbu sistemaga ko'ra (ac+bd)² ni toping.

A) 4

B) 3

C) 2

D) 1

12 / 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) 50

D) 46

13 / 39

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

A) 6

B) 9,25

C) 13

D) 5,75

14 / 39

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

A) ln3

B) ln4

C) ln5

D) ln2

15 / 39

a va b raqamlar yig'indisi 7 ga qoldiqsiz bo'linadi. Agar ko'rinishdagi uch xonali sonlarning 7 ga bo'lganda bir xil qoldiq qolsa, shu qoldiqni toping.

A) 4

B) 2

C) 0

D) 6

16 / 39

Soddalashtiring.

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

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

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

D) (a-1)/(1-b)

17 / 39

x ni toping ?

A) 6

B) 4

C) 3

D) 5

18 / 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

B) b,d

C) )a,b,d

D) b

19 / 39

Hisoblang: -1²¹+(-1³⁵)-(-1)²⁸

A) -2

B) 0

C) -3

D) -1

20 / 39

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

A) 110°

B) 100°

C) 130°

D) 120°

21 / 39

Standart shaklda yozing 0,000000000000013

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

A) 3

B) 1

C) 2

D) 4

22 / 39

Quyidakilardan qaysi biri juft:

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

A) 3

B) 1

C) 4

D) 2

23 / 39

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

A) 12

B) 13

C) 14

D) 11

24 / 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-EKUK 3-EKUB

B) 1-EKUB 2-EKUB 3-EKUK

C) 1-EKUB 2-EKUK 3-EKUK

D) 1-EKUB 2-EKUB 3-EKUB

25 / 39

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

A) 48/5

B) 16

C) 10

D) 64/5

26 / 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) (32π)/3

B) 11π

C) (29π)/3

D) (28π)/3

27 / 39

Hisoblang?

A) 4

B) 0,25

C) 0,5

D) 2

28 / 39

Hisoblang:

A) 3

B) 1

C) 2

D) 4

29 / 39

Hisoblang 200−199+198−197+⋯+4−3

A) 98

B) 100

C) 99

D) 101

30 / 39

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

A) 1

B) 4

C) 3

D) 2

31 / 39

Soddalashtiring:

A) 3

B) 1

C) 2

D) Aniqlab bo`lmaydi

32 / 39

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

A) 7

B) 5

C) 12

D) 1

33 / 39

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

A) 40

B) 36

C) 32

D) 34

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) 30°

C) 40°

D) 10°

35 / 39

Soddalshtiring.

A) 1

B) -1

C) 2

D) 6

36 / 39

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

A) 200 km

B) 0,2km

C) 2 km

D) 20 km

37 / 39

Chizmaga ko`ra x ning eng kichik butun qiymatinitoping ?

A) 6

B) 8

C) 9

D) 7

38 / 39

Tengsizlikni qanoatlantiradigan eng kichik ikkita butunsonning yig`indisini toping?

A) 6

B) 4

C) 3

D) 5

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 ?