Barcha fanlardan online testlar

Matematika attestatsiya №4

InfoMaster

Yanvar 21, 2022

76 Ko'rishlar 1 izoh

SaqlashSaqlanganOlib tashlandi 0

1 ovozlar, 1 avg

Matematika fanidan attestatsiya savollari №4

1 / 40

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

A) aniqlab bo‘lmaydi

B) 16

C) 20

D) 18

2 / 40

bo‘lsa, x + y ni toping.

A) 17

B) 20

C) 18

D) 16

3 / 40

ni hisoblang.

A) (e+1)/2

B) e-1

C) (e-1)/2

D) e+1

4 / 40

va bo'lsa x-y=?

A) 9

B) 7

C) 8

D) 5

5 / 40

180 gramm suvga 70 gramm tuz aralashtrildi. Hosil bo‘lgan aralashmaninmg necha foizi suvdan iborat?

A) 70

B) 78

C) 75

D) 72

6 / 40

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

A) 3

B) 2

C) 1

D) 0

7 / 40

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

A) 4

B) 3

C) 2

D) 1

8 / 40

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

A) 6

B) 4

C) 8

D) 2

9 / 40

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) 50

B) 44

C) 40

D) 46

10 / 40

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) 2

B) 1

C) 4

D) 3

11 / 40

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

A) 34

B) 40

C) 36

D) 32

12 / 40

Hisoblang?

A) 0,25

B) 2

C) 0,5

D) 4

13 / 40

Tengsizlikni qanoatlantiradigan eng kichik ikkita butunsonning yig`indisini toping?

A) 5

B) 6

C) 3

D) 4

14 / 40

Soddalashtiring.

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

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

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

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

15 / 40

Standart shaklda yozing 0,000000000000013

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

A) 3

B) 2

C) 4

D) 1

16 / 40

Agar x²-6x+7=0 bo‘lsa, ni toping.

A) 52

B) 48

C) 40

D) 28

17 / 40

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

A) √5

B) 2,5

C) 2,4

D) √6

18 / 40

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

A) 132°

B) 142°

C) 138°

D) 135°

19 / 40

Agar bo'lsa, ni m orqali ifodalang.

A) (m+4)/4

B) 2/m

C) (4-m)/4

D) (m+1)/2

20 / 40

Quyidagi sonini 9 ga bo‘lganda qoladigan qoldiqni toping.

A) 1

B) 0

C) 5

D) 8

21 / 40

Ayniyatdan foydalanib x + y + z ni toping:

A) 3

B) 12

C) 6

D) 9

22 / 40

ni hisoblang.

A) 3

B) 0

C) 1

D) 2

23 / 40

tenglama intervalda nechta ildizga ega?

A) 1

B) 2

C) 3

D) 4

24 / 40

Burchagi 120° ga teng bo‘lgan doiraviy sektorga ichki doira chizilgan. Berilgan doiraning radiusi R ga teng bo‘lsa, yangi doiraning radiusi topilsin.

A) 1,5R

B) R(√3-√2)

C) 3R

D) √3R(2-√3)

25 / 40

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

2¹²·3¹⁸
2²·3³
2⁸·3¹⁰
2⁶·3⁹

A) 4

B) 1

C) 2

D) 3

26 / 40

Tenglamani yeching:

A) 6/5

B) 9/5

C) 5*4

D) 5/9

27 / 40

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

A) 0,216

B) 0,144

C) 0,288

D) 0,432

28 / 40

Hisoblang:

A) 8

B) 0

C) 6

D) 4

29 / 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) 6√5

B) 8√3

C) 12√3

D) 9√5

30 / 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) 15

C) 12

D) 9

31 / 40

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

A) 64

B) 16

C) 48

D) 32

32 / 40

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

A) 2

B) 1

C) 4

D) 5

33 / 40

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

A) 2

B) 4

C) 3

D) 1

34 / 40

a,b,c -1 dan katta musbat sonlar uchun a³=b² va a⁴=c⁵ bo'lsa, log_bc ni toping.

A) 1/2

B) 1/3

C) 8/15

D) 5/6

35 / 40

f(x)+f(3x)+f(5x)+...+f(39x)=(3x+10)⁴ bo'lsa, f'(0) ni toping.

A) 30

B) 25

C) 0

D) 10

36 / 40

A, B,C,D, E natural sonlar. Agar EKUB(A,B,C)=10, EKUB(B,C,D,E)=15 bo‘lsa, A+ B+C+D+ E ning eng kichik qiymatini toping.

A) 90

B) 100

C) 120

D) 80

37 / 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) 20

B) 25

C) 35

D) 40

38 / 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) 7°

C) 24°

D) 17°

39 / 40

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

A) 5050

B) 600

C) 3600

D) 4800

40 / 40

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