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Matematika attestatsiya №4

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Yanvar 21, 2022

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1 ovozlar, 1 avg

Matematika fanidan attestatsiya savollari №4

1 / 40

bo‘lsa, y = ?

A) 3

B) 26

C) 8

D) 2

2 / 40

Hisoblash natijasida hosil bo’lgan sondan 4 marta katta sonning natural bo’luvchilari soni a bo’lsa , a ning butun bo’luvchilari sonini toping.

A) 16

B) 32

C) 24

D) 8

3 / 40

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

A) 130 kun

B) 140 kun

C) 100 kun

D) 120 kun

4 / 40

tengsizlikni yeching.

A) x∈(-∞;5)

B) x∈(-5;1)

C) x∈(-3;1)

D) x∈(-∞;5)∪(-3;1)

5 / 40

$cos6x-4cos2x<0$ tengsizlikni yeching.

A) 1

B) 2

C) 3

D) 4

6 / 40

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

A) 1/3

B) 4

C) 1/5

D) 1/4

7 / 40

x⁴+8x³+ax²+bx+1 ko'phadning kvadrati bo'lsa, a va b koeffitiyentlarning barcha qiymatlari yig'indisini toping.

A) 27

B) 32

C) 48

D) 26

8 / 40

funksiyaning qiymatlar to'plamini toping.

A) [-√2;0)∪(0;√2]

B) [-√2;-1)∪(-1;1)∪(1;√2]

C) [-√2;√2]

D) (-2√2;√2)

9 / 40

Tenglama ildizlari ayirmasining modulini toping.

A) √5

B) 2√5

C) 5

D) √5+5

10 / 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) 0,7 m yoki 70 cm

B) 0,6 m yoki 60 cm

C) 0,5 m yoki 50 cm

D) 0,9 m yoki 90 cm

11 / 40

Chizmaga ko`ra x ning eng kichik butun qiymatinitoping ?

A) 7

B) 9

C) 8

D) 6

12 / 40

Shaharlar orasidagi masofa xaritada 5 sm ga teng bo`lsava xaritaning masshtabi 1:4000000 bo`lsa , shaharlar orasidagi haqiqiy masofa qanchaga teng ?

A) 2 km

B) 200 km

C) 20 km

D) 0,2km

13 / 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) (32π)/3

B) (28π)/3

C) 11π

D) (29π)/3

14 / 40

Soddalshtiring.

A) 2

B) 1

C) -1

D) 6

15 / 40

Hisoblang 200−199+198−197+⋯+4−3

A) 100

B) 98

C) 99

D) 101

16 / 40

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

A) 72π

B) 96π

C) 192π

D) 144π

17 / 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) 25

B) 40

C) 20

D) 35

18 / 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) 120

B) 100

C) 80

D) 90

19 / 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) 1,5R

C) R(√3-√2)

D) √3R(2-√3)

20 / 40

cos75° ·cos 45° ·cos15° ni hisoblang.

A) √3/4

B) √3/8

C) 1/8

D) √2/8

21 / 40

ni hisoblang.

A) 0

B) 3

C) 1

D) 2

22 / 40

Yig‘indini toping.

A) 1/9

B) 1/12

C) 1/4

D) 1/6

23 / 40

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

A) 2

B) 4

C) 5

D) 1

24 / 40

Hisoblang:

A) 6

B) 0

C) 4

D) 8

25 / 40

Funksiyaning aniqlanish sohasini toping.

A) (-∞;0)∪(0;∞)

B) [-3;2]

C) x∈R

D) (-∞;3]∪[2;∞)

26 / 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) 3

D) 2

27 / 40

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

A) 8/15

B) 1/3

C) 5/6

D) 1/2

28 / 40

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

A) 10

B) 8

C) 6

D) 9

29 / 40

Agar bo‘lsa, m/n ni toping.

A) 4

B) 3

C) 2

D) (1+√5)/2

30 / 40

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

A) 4

B) -√17

C) -4

D) √17

31 / 40

Tenglamaning natural ildizining butun bo‘luvchilari nechta?

A) 5

B) 4

C) 6

D) 2

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) √6

C) √5

D) 2,4

33 / 40

Agar x²-6x+7=0 bo‘lsa, ni toping.

A) 48

B) 40

C) 28

D) 52

34 / 40

Tenglamani yeching:

A) 6/5

B) 9/5

C) 5*4

D) 5/9

35 / 40

Agar bo'lsa, ni m orqali ifodalang.

A) (m+4)/4

B) (m+1)/2

C) 2/m

D) (4-m)/4

36 / 40

tenglama intervalda nechta ildizga ega?

A) 2

B) 4

C) 3

D) 1

37 / 40

Ayniyatdan foydalanib x + y + z ni toping:

A) 9

B) 3

C) 6

D) 12

38 / 40

Tenglamalar sistemasidan foydalanib x + y + z ni toping:

A) 10

B) 8

C) 6

D) berilganlar yetarli emas

39 / 40

Quyidagi sonini 9 ga bo‘lganda qoladigan qoldiqni toping.

A) 1

B) 8

C) 0

D) 5

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) 24°

B) 14°

C) 7°

D) 17°