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Matematika attestatsiya №4

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Yanvar 21, 2022

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Matematika fanidan attestatsiya savollari №4

1 / 40

Agar a-b+c=10 va bo‘lsa, ac-ab-bc ifodaning qiymatini toping.

A) 16

B) 20

C) 18

D) aniqlab bo‘lmaydi

2 / 40

To’g’ri turt burchakning bo’yining perimetriga nisbatini toping.

A) -452/18

B) 3/18

C) 1/2

D) 5/3

3 / 40

Agar bo‘lsa, x ni toping.

A) 5

B) -5

C) -2

D) 2

4 / 40

Teng yonli trapetsiya asosidagi burchakning sinusi 0,6 ga, asoslarining ayirmasi 4 ga teng bo‘lsa, trapetsiyaning yon tomonini toping.

A) 2,5

B) 3

C) 4

D) 2

5 / 40

bo‘lsa, x + y ni toping.

A) 17

B) 18

C) 20

D) 16

6 / 40

funksiyaning [2; 3] kesmadagi eng katta qiymatini

A) 4,5

B) 7,5

C) 4

D) 3

7 / 40

Tengsizlikni yeching.

A) [-3;-2]

B) [-2;1]∪{-3}

C) (-∞;-2]

D) [-3;2]∪{1}

8 / 40

cosx=0,2x tenglama nechta yechimga ega?

A) 1

B) 2

C) 4

D) 3

9 / 40

P(-2;2) nuqtadan o'tuvchi va a(6;4)a vektorga perpendikulyar bo'lgan to'g'ri chiziq tenglamasini toping.

A) 3x+2y+2=0

B) 3x-2y-2=0

C) 3x+2y-2=0

D) 3x-2y+2=0

10 / 40

f(x)=26sin6x·sin7x funksiya uchun boshlang'ich funksiyasini toping.

A) 13sinx-sin13x + C

B) -13cosx- cos13 x +C

C) 13sinx+sin13x + C

D) 13cosx-cos13x + C

11 / 40

Hisoblang:

A) 3

B) 2

C) 1

D) 4

12 / 40

Chizmaga ko`ra x ning eng kichik butun qiymatinitoping ?

A) 7

B) 8

C) 6

D) 9

13 / 40

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

A) 110°

B) 120°

C) 130°

D) 100°

14 / 40

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) (28π)/3

B) (32π)/3

C) (29π)/3

D) 11π

15 / 40

Soddalashtiring.

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

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

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

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

16 / 40

Agar f(x) funksiya (-∞;∞) da qat’iy o‘suvchi funksiya bo‘lsa, y =3 f(x)-8 funksiya uchun quyidagi mulohazalardan qaysi biri to‘g‘ri bo‘ladi?

A) dastlab o‘sadi, keyin kamayadi

B) qat’iy kamayuvchi

C) qat’iy o‘suvchi

D) dastlab kamayadi, keyin o‘sadi

17 / 40

ABC o‘tkir burchakli uchburchakda sinA=4/5 va sinB=15/13 bo'lsa, sinC ni qiymatini toping.

A) 40/63

B) 56/65

C) 48/65

D) 36/65

18 / 40

108 sonining natural bo‘luvchilari ko‘paytmasi quyidagilardan qaysi biriga teng?

2¹²·3¹⁸
2²·3³
2⁸·3¹⁰
2⁶·3⁹

A) 1

B) 3

C) 2

D) 4

19 / 40

Radiusi 25/4 bo‘lgan sferaga balandligi 8 ga teng bo‘lgan konus ichki chizilgan. Konusning hajmini toping.

A) 72π

B) 96π

C) 192π

D) 144π

20 / 40

ABCD trapetsiyaning AC diagonali CD yon tomonga perpendikulyar. Agar ∠D=69° va AB = BC bo‘lsa, B burchakni toping.

A) 135°

B) 138°

C) 142°

D) 132°

21 / 40

Agar bo‘lsa, m/n ni toping.

A) 3

B) 4

C) (1+√5)/2

D) 2

22 / 40

Agar tenglamaning ildizi m/n bo‘lsa, m+ n ni toping. Bunda EKUB(m; n)=1.

A) 32

B) 41

C) 50

D) 25

23 / 40

Ayniyatdan foydalanib x + y + z ni toping:

A) 3

B) 6

C) 12

D) 9

24 / 40

Bo‘yi 130 cm, eni 90 cm, balandligi 60 cm bo‘lgan idishdagi suvning 234 litri olindi. Idishda qolgan suvning (sathi) balandligini toping.

A) 40

B) 20

C) 25

D) 35

25 / 40

To‘g‘ri burchakli uchburchakning bir burchagi 52° ga teng bo‘lsa, to‘g‘ri burchak uchidan tushirilgan balandlik va mediana orasidagi burchakni toping.

A) 14°

B) 24°

C) 7°

D) 17°

26 / 40

Funksiyaning aniqlanish sohasini toping.

A) [-3;2]

B) x∈R

C) (-∞;3]∪[2;∞)

D) (-∞;0)∪(0;∞)

27 / 40

Dastlabki n ta hadining yig‘indisi formula bilan aniqlanadigan arifmetik progressiyaning 6-hadini toping.

A) 9

B) 8

C) 6

D) 10

28 / 40

x²-n≤0 tengsizlik o‘rinli bo‘ladigan x ning 7 ta butun ildizi bor bo‘lsa. n nechta turli butun qiymat qabul qiladi?

A) 7

B) 12

C) 15

D) 9

29 / 40

Hisoblang:

A) 6

B) 4

C) 0

D) 8

30 / 40

cos75° ·cos 45° ·cos15° ni hisoblang.

A) 1/8

B) √3/8

C) √2/8

D) √3/4

31 / 40

Agar x²-6x+7=0 bo‘lsa, ni toping.

A) 28

B) 40

C) 52

D) 48

32 / 40

ni hisoblang.

A) 0

B) 1

C) 2

D) 3

33 / 40

Agar bo'lsa, ni m orqali ifodalang.

A) 2/m

B) (m+1)/2

C) (m+4)/4

D) (4-m)/4

34 / 40

x>0 bo‘lsa, 128x+1/x² yig‘indining eng kichik qiymatini toping.

A) 32

B) 64

C) 16

D) 48

35 / 40

Integralni hisoblang:

A) 1

B) 4

C) 3

D) 2

36 / 40

f(3x)=x+f(3x-3) va f(3)=1 bo'lsa, f(300) nechaga teng?

A) 3600

B) 4800

C) 5050

D) 600

37 / 40

tenglama intervalda nechta ildizga ega?

A) 2

B) 1

C) 3

D) 4

38 / 40

Tenglamalar sistemasidan foydalanib x + y + z ni toping:

A) 8

B) berilganlar yetarli emas

C) 6

D) 10

39 / 40

Quyidagi sonini 9 ga bo‘lganda qoladigan qoldiqni toping.

A) 0

B) 8

C) 1

D) 5

40 / 40

Aylana tashqarisidagi nuqtadan aylanaga kesuvchi o‘tkazilgan. Berilgan nuqtadan aylanani kesgan nuqtalarigacha bo‘lgan masofalar mos ravishda 9 va 45 ga teng bo‘lsa, shu nuqtadan aylanaga o‘tkazilgan urinmaning urinish nuqtasigacha bo‘lgan masofa uzunligini toping.

A) 9√5

B) 12√3

C) 8√3

D) 6√5