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Matematika attestatsiya №4

InfoMaster

Yanvar 21, 2022

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1 ovozlar, 1 avg

Matematika fanidan attestatsiya savollari №4

1 / 40

Bobur 14 m/s tezlik bilan 5 soat, 36 km/soat tezlik bilan 5 minut yugurgan bo’lsa , Boburning umumiy yurgan yo’li topilsin

A) 670 km

B) 456 km

C) 13 km

D) 255 km

2 / 40

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

A) 18

B) aniqlab bo‘lmaydi

C) 16

D) 20

3 / 40

Agar bo'lsa ifodaning qiymatini toping.

A) 9

B) 7

C) 13

D) 0

4 / 40

Berilgan sonlarning yig’indisini toping.

A) 3/18

B) 2/4

C) -452/18

D) 1/4

5 / 40

Agar ni hisoblang.

A) Cheksiz

B) 9

C) 8

D) 0

6 / 40

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

A) 3

B) 4

C) 1

D) 2

7 / 40

Arifmetik progressiyada a_n+1=a_n+2 va a₄=4 bo'lsa, uning dastlabki 12 ta hadini yig'indisini toping.

A) 114

B) 126

C) 96

D) 108

8 / 40

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

A) 6

B) 2

C) 8

D) 4

9 / 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) 4

B) 2

C) 1

D) 3

10 / 40

Agar a>0 bo'lsa, funksiyaning vertikal asimptotasini toping.

A) x=a

B) y=-a

C) y=1-a

D) x=-a

11 / 40

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

A) 1

B) 5

C) 7

D) 12

12 / 40

Soddalashtiring.

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

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

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

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

13 / 40

Chizmaga ko`ra x ning eng kichik butun qiymatinitoping ?

A) 9

B) 7

C) 8

D) 6

14 / 40

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

A) 36

B) 34

C) 32

D) 40

15 / 40

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) b,d

C) a,b

D) b

16 / 40

Yig‘indini toping.

A) 1/6

B) 1/4

C) 1/9

D) 1/12

17 / 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

18 / 40

Funksiyaning aniqlanish sohasini toping.

A) x∈R

B) (-∞;0)∪(0;∞)

C) (-∞;3]∪[2;∞)

D) [-3;2]

19 / 40

Quyidagi sonini 9 ga bo‘lganda qoladigan qoldiqni toping.

A) 8

B) 5

C) 0

D) 1

20 / 40

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

A) 1

B) 4

C) 2

D) 5

21 / 40

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

A) 9

B) 1

C) 5

D) 0

22 / 40

Agar bo'lsa, ni m orqali ifodalang.

A) 2/m

B) (m+1)/2

C) (m+4)/4

D) (4-m)/4

23 / 40

Ayniyatdan foydalanib x + y + z ni toping:

A) 9

B) 12

C) 3

D) 6

24 / 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) 2,4

C) 2,5

D) √5

25 / 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) √3R(2-√3)

B) 3R

C) R(√3-√2)

D) 1,5R

26 / 40

Hisoblang:

A) 4

B) 8

C) 6

D) 0

27 / 40

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

A) 6

B) 8

C) 10

D) 9

28 / 40

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

2¹²·3¹⁸
2²·3³
2⁸·3¹⁰
2⁶·3⁹

A) 3

B) 4

C) 1

D) 2

29 / 40

cos75° ·cos 45° ·cos15° ni hisoblang.

A) √2/8

B) √3/4

C) 1/8

D) √3/8

30 / 40

Tenglamani yeching:

A) 5/9

B) 9/5

C) 5*4

D) 6/5

31 / 40

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

A) 48

B) 64

C) 16

D) 32

32 / 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

33 / 40

tenglama intervalda nechta ildizga ega?

A) 1

B) 4

C) 3

D) 2

34 / 40

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

A) 2

B) 3

C) 4

D) 1

35 / 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 kamayuvchi

B) dastlab kamayadi, keyin o‘sadi

C) dastlab o‘sadi, keyin kamayadi

D) qat’iy o‘suvchi

36 / 40

Tenglamaning natural ildizining butun bo‘luvchilari nechta?

A) 5

B) 4

C) 2

D) 6

37 / 40

Tenglamalar sistemasidan foydalanib x + y + z ni toping:

A) 6

B) 8

C) berilganlar yetarli emas

D) 10

38 / 40

Agar x²-6x+7=0 bo‘lsa, ni toping.

A) 28

B) 52

C) 48

D) 40

39 / 40

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

A) 41

B) 50

C) 25

D) 32

40 / 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) 17°

B) 14°

C) 24°

D) 7°