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Matematika attestatsiya №4

InfoMaster

Yanvar 21, 2022

41 Ko'rishlar 1 izoh

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Matematika fanidan attestatsiya savollari №4

1 / 40

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

A) 3

B) 4/3

C) 6

D) 9

2 / 40

Agar ning qiymatini toping.

A) 75/23

B) 23/75

C) 3

D) 23/25

3 / 40

x,y,z∈N A=6x+1=5y+1=4z+1, min(A)=?

A) 60

B) 58

C) 59

D) 61

4 / 40

Jamshid bir kunda 70,5 kgdan paxta tersa, 8460 kg paxtani necha kunda terib bo’ladi ?

A) 130 kun

B) 120 kun

C) 100 kun

D) 140 kun

5 / 40

|x+1|=2|x–2| tenglamaning ildizlari yig’indisini toping.

A) 6

B) 0

C) 7

D) 5

6 / 40

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) 0,6 m yoki 60 cm

D) 0,7 m yoki 70 cm

7 / 40

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

A) 13

B) 5,75

C) 9,25

D) 6

8 / 40

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

A) 13sinx-sin13x + C

B) 13cosx-cos13x + C

C) 13sinx+sin13x + C

D) -13cosx- cos13 x +C

9 / 40

Aniq integralni hisoblang:

A) 2

B) 3

C) 0

D) 0,5

10 / 40

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

A) y=1-a

B) y=-a

C) x=-a

D) x=a

11 / 40

x ni toping ?

A) 4

B) 3

C) 6

D) 5

12 / 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) b

B) b,d

C) )a,b,d

D) a,b

13 / 40

Hisoblang:

A) 2

B) 3

C) 1

D) 4

14 / 40

Hisoblang?

A) 4

B) 0,5

C) 0,25

D) 2

15 / 40

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

A) 5

B) 12

C) 1

D) 7

16 / 40

Integralni hisoblang:

A) 3

B) 2

C) 1

D) 4

17 / 40

Tenglamani yeching:

A) 6/5

B) 5/9

C) 5*4

D) 9/5

18 / 40

Yig‘indini toping.

A) 1/9

B) 1/12

C) 1/6

D) 1/4

19 / 40

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

A) 3

B) 2

C) 4

D) 1

20 / 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) 100

B) 90

C) 120

D) 80

21 / 40

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

A) 1/3

B) 5/6

C) 8/15

D) 1/2

22 / 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 kamayadi, keyin o‘sadi

B) dastlab o‘sadi, keyin kamayadi

C) qat’iy kamayuvchi

D) qat’iy o‘suvchi

23 / 40

Agar bo‘lsa, m/n ni toping.

A) 3

B) 2

C) (1+√5)/2

D) 4

24 / 40

Tenglamaning natural ildizining butun bo‘luvchilari nechta?

A) 5

B) 2

C) 4

D) 6

25 / 40

Ayniyatdan foydalanib x + y + z ni toping:

A) 12

B) 3

C) 9

D) 6

26 / 40

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

A) 96π

B) 192π

C) 144π

D) 72π

27 / 40

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

A) 8

B) 6

C) 10

D) 9

28 / 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) 25

C) 35

D) 20

29 / 40

Agar bo'lsa, ni m orqali ifodalang.

A) (m+4)/4

B) (m+1)/2

C) (4-m)/4

D) 2/m

30 / 40

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

A) 0,216

B) 0,432

C) 0,144

D) 0,288

31 / 40

Hisoblang:

A) 4

B) 6

C) 0

D) 8

32 / 40

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

A) 2,5

B) 2,4

C) √6

D) √5

33 / 40

cos75° ·cos 45° ·cos15° ni hisoblang.

A) √3/4

B) √2/8

C) 1/8

D) √3/8

34 / 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) 36/65

D) 48/65

35 / 40

ni hisoblang.

A) 1

B) 2

C) 3

D) 0

36 / 40

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

A) 50

B) 25

C) 41

D) 32

37 / 40

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

A) 3600

B) 600

C) 4800

D) 5050

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

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

A) 64

B) 48

C) 32

D) 16

40 / 40

tenglama intervalda nechta ildizga ega?