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Matematika attestatsiya №4

InfoMaster

Yanvar 21, 2022

74 Ko'rishlar 1 izoh

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1 ovozlar, 1 avg

Matematika fanidan attestatsiya savollari №4

1 / 40

Agar ning qiymatini toping.

A) 3

B) 23/75

C) 75/23

D) 23/25

2 / 40

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) 22

C) 25

D) 18

3 / 40

Merganning nishonga tekkizish ehtimoli 0,8 ga teng. U ishonga 2 marta o‘q uzganda o‘qlardan biri nishonga tegishining ehtimolligini toping.

A) 0,32

B) 0,16

C) 0,8

D) 0,5

4 / 40

tenglamalar sistemasi yechimga ega bo‘ladigan a ning barcha qiymatlari to‘plamini toping.

A) 3

B) 4

C) 1

D) 2

5 / 40

1:(2:3) son 1:2:3 sonidan qanchaga katta?

A) 3

B) 4/3

C) 6

D) 9

6 / 40

tenglamani yeching.

A) 3

B) log(5/3)2

C) 5

D) log(3/5)2

7 / 40

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

A) 2

B) 0

C) 1

D) 3

8 / 40

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

A) 13sinx+sin13x + C

B) 13cosx-cos13x + C

C) -13cosx- cos13 x +C

D) 13sinx-sin13x + C

9 / 40

Tengsizlikni yeching.

A) [-3;-2]

B) [-2;1]∪{-3}

C) [-3;2]∪{1}

D) (-∞;-2]

10 / 40

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

A) 4

B) 2

C) 1

D) 3

11 / 40

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

A) 16

B) 10

C) 48/5

D) 64/5

12 / 40

Hisoblang:

A) 2

B) 4

C) 1

D) 3

13 / 40

Hisoblang?

A) 4

B) 0,5

C) 0,25

D) 2

14 / 40

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

A) 30°

B) 20°

C) 10°

D) 40°

15 / 40

x ni toping ?

A) 6

B) 5

C) 3

D) 4

16 / 40

Funksiyaning aniqlanish sohasini toping.

A) (-∞;0)∪(0;∞)

B) x∈R

C) (-∞;3]∪[2;∞)

D) [-3;2]

17 / 40

Tenglamalar sistemasidan foydalanib x + y + z ni toping:

A) berilganlar yetarli emas

B) 8

C) 6

D) 10

18 / 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) 15

B) 12

C) 7

D) 9

19 / 40

1, 1, 2, 3, 5, 8, 13, … ketma-ketlikning umumiy hadi an bo‘lsa, quyidagilardan qaysi biri to‘g‘ri?

A) 4

B) 2

C) 3

D) 1

20 / 40

Tenglamani yeching:

A) 9/5

B) 6/5

C) 5*4

D) 5/9

21 / 40

Agar bo'lsa, ni m orqali ifodalang.

A) (m+1)/2

B) 2/m

C) (m+4)/4

D) (4-m)/4

22 / 40

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

A) 144π

B) 96π

C) 72π

D) 192π

23 / 40

Yig‘indini toping.

A) 1/9

B) 1/12

C) 1/4

D) 1/6

24 / 40

Tenglamaning natural ildizining butun bo‘luvchilari nechta?

A) 2

B) 6

C) 5

D) 4

25 / 40

7/3 kasrning o‘nli kasr yoyilmasida verguldan keyingi 100- raqamni toping.

A) 2

B) 1

C) 5

D) 4

26 / 40

Agar x =17 bo‘lsa, quyidagi ifodaning qiymatini toping.

A) -√17

B) -4

C) 4

D) √17

27 / 40

2⁷⁵+3³⁰ sonini 41 ga bo‘lganda qoladigan qoldiqni aniqlang.

A) 9

B) 0

C) 1

D) 5

28 / 40

Hisoblang:

A) 6

B) 0

C) 4

D) 8

29 / 40

ni hisoblang.

A) 1

B) 3

C) 0

D) 2

30 / 40

cos75° ·cos 45° ·cos15° ni hisoblang.

A) √3/8

B) 1/8

C) √2/8

D) √3/4

31 / 40

Agar x²-6x+7=0 bo‘lsa, ni toping.

A) 40

B) 28

C) 52

D) 48

32 / 40

Quyidagi sonini 9 ga bo‘lganda qoladigan qoldiqni toping.

A) 8

B) 5

C) 1

D) 0

33 / 40

Raqamlari yig‘indisi 10 bo‘lgan nechta turli 3 xonali son bor?

A) 0,288

B) 0,432

C) 0,144

D) 0,216

34 / 40

Agar bo‘lsa, m/n ni toping.

A) (1+√5)/2

B) 4

C) 3

D) 2

35 / 40

sin a = x va 1+cos a= y bo‘lsa, x va y o‘zaro qanday bog‘langan?

A) 2

B) 3

C) 4

D) 1

36 / 40

Uchburchakning 3 va 4 ga teng bo‘lgan tomonlariga o‘tkazilgan medianalar o‘zaro perpendikulyar bo‘lsa, bu uchburchakning uchinchi tomonini toping.

A) √6

B) √5

C) 2,4

D) 2,5

37 / 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) qat’iy o‘suvchi

B) dastlab o‘sadi, keyin kamayadi

C) qat’iy kamayuvchi

D) dastlab kamayadi, keyin o‘sadi

38 / 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) 8√3

B) 6√5

C) 9√5

D) 12√3

39 / 40

tenglama intervalda nechta ildizga ega?