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Matematika attestatsiya №4

InfoMaster

Yanvar 21, 2022

46 Ko'rishlar 1 izoh

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1 ovozlar, 1 avg

Matematika fanidan attestatsiya savollari №4

1 / 40

Abdulla, Samandar va Jamshid 3 ta stulga necha xil usulda utirishi mumkin?

A) 6

B) 7

C) 9

D) 27

2 / 40

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

A) 140 kun

B) 120 kun

C) 100 kun

D) 130 kun

3 / 40

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

A) 16

B) aniqlab bo‘lmaydi

C) 18

D) 20

4 / 40

Kichchik diagonali tomoniga teng bo’lgan rombga , tomoni diametr qilib yarim doira va uning ichiga romb tomoniga hamda yarim doiraga urunuvchi aylana chizilgan . Agar romb tomoni 8 bo’lsa aylana markazidan diagonallar kesishish nuqtasigacha bo’lgan masofani toping.

A) 4

B) 1

C) 3

D) 2

5 / 40

Agar ning qiymatini toping.

A) 3

B) 75/23

C) 23/25

D) 23/75

6 / 40

a va b raqamlar yig'indisi 7 ga qoldiqsiz bo'linadi. Agar ko'rinishdagi uch xonali sonlarning 7 ga bo'lganda bir xil qoldiq qolsa, shu qoldiqni toping.

A) 2

B) 0

C) 4

D) 6

7 / 40

y=f(x) funksiya uchun tenglik o'rinli bo'lsa, f(π/4)=?

A) 1/5

B) 1/4

C) 1/3

D) 4

8 / 40

Uchlari A(4;5;1), B(2;3;0) va C(2;–1;–3) nuqtalarda joylashgan uchburchakning BD medianasi uzunligini toping.

A) 1

B) 2

C) √3

D) √2

9 / 40

cosx=0,2x tenglama nechta yechimga ega?

A) 4

B) 2

C) 3

D) 1

10 / 40

tenglamani yeching.

A) 5

B) log(5/3)2

C) log(3/5)2

D) 3

11 / 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) 11π

D) (29π)/3

12 / 40

Quyida berilgan tizimda yonma - yon shakillardagisonlar ustida pasdagi ( EKUB yoki EKUK topish) amali bajariladi , natija amal pastigi shakilga yoziladi

Shunga ko`ra 1 , 2 va 3 amallar EKUB yoki EKUK dan qaysi biri bo`lishi kerak

A) 1-EKUB 2-EKUB 3-EKUK

B) 1-EKUB 2-EKUK 3-EKUK

C) 1-EKUB 2-EKUB 3-EKUB

D) 1-EKUB 2-EKUK 3-EKUB

13 / 40

x ni toping ?

A) 4

B) 3

C) 5

D) 6

14 / 40

Standart shaklda yozing 0,000000000000013

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

A) 2

B) 1

C) 3

D) 4

15 / 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) 40°

D) 10°

16 / 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) 9

D) 12

17 / 40

Tenglamani yeching:

A) 5/9

B) 9/5

C) 5*4

D) 6/5

18 / 40

cos75° ·cos 45° ·cos15° ni hisoblang.

A) √3/8

B) √3/4

C) √2/8

D) 1/8

19 / 40

ni hisoblang.

A) 3

B) 1

C) 2

D) 0

20 / 40

Ayniyatdan foydalanib x + y + z ni toping:

A) 12

B) 3

C) 9

D) 6

21 / 40

Yig‘indini toping.

A) 1/12

B) 1/6

C) 1/9

D) 1/4

22 / 40

Integralni hisoblang:

A) 3

B) 1

C) 4

D) 2

23 / 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) 24°

C) 7°

D) 14°

24 / 40

Funksiyaning aniqlanish sohasini toping.

A) (-∞;3]∪[2;∞)

B) [-3;2]

C) (-∞;0)∪(0;∞)

D) x∈R

25 / 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

26 / 40

tenglama intervalda nechta ildizga ega?

A) 4

B) 1

C) 3

D) 2

27 / 40

Tenglamalar sistemasidan foydalanib x + y + z ni toping:

A) 6

B) berilganlar yetarli emas

C) 8

D) 10

28 / 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

B) R(√3-√2)

C) √3R(2-√3)

D) 1,5R

29 / 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) 40

C) 35

D) 25

30 / 40

Agar bo‘lsa, m/n ni toping.

A) 4

B) 2

C) 3

D) (1+√5)/2

31 / 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

32 / 40

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

A) 5/6

B) 8/15

C) 1/3

D) 1/2

33 / 40

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

A) 142°

B) 138°

C) 135°

D) 132°

34 / 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

35 / 40

Hisoblang:

A) 6

B) 0

C) 8

D) 4

36 / 40

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

A) 6

B) 8

C) 9

D) 10

37 / 40

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

A) 64

B) 48

C) 32

D) 16

38 / 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) qat’iy o‘suvchi

C) dastlab kamayadi, keyin o‘sadi

D) dastlab o‘sadi, keyin kamayadi

39 / 40

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

A) 3600

B) 600

C) 5050

D) 4800

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) 12√3

B) 9√5

C) 8√3

D) 6√5