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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

tengsizlik yechimi bo’la oladigan tub sonlar nechta?

A) 3

B) 4

C) 5

D) 2

2 / 40

va bo'lsa x-y=?

A) 7

B) 5

C) 8

D) 9

3 / 40

ni hisoblang.

A) e-1

B) (e-1)/2

C) (e+1)/2

D) e+1

4 / 40

x,y,z∈N A=6x+1=5y+1=4z+1, min(A)=?

A) 58

B) 60

C) 59

D) 61

5 / 40

Kamayish tartibida joylashtiring.

a)5√6
b)12
c)4√10

A) b>a>c

B) a>c>b

C) a>b>c

D) c>a>b

6 / 40

f(x-1)+f(x+2)=2(x²+7) ekani ma‟lum bo'lsa, f(x) ko'phadni toping.

A) f(x)=x²-4

B) f(x)+2x²-1

C) f(x)=x²-x+5

D) f(x)=x²+3x+7

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) 6

C) 5,75

D) 9,25

8 / 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) 0,9 m yoki 90 cm

B) 0,7 m yoki 70 cm

C) 0,6 m yoki 60 cm

D) 0,5 m yoki 50 cm

9 / 40

Tenglama ildizlari ayirmasining modulini toping.

A) √5

B) √5+5

C) 5

D) 2√5

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) (29π)/3

B) (32π)/3

C) 11π

D) (28π)/3

12 / 40

Hisoblang: -1²¹+(-1³⁵)-(-1)²⁸

A) 0

B) -3

C) -2

D) -1

13 / 40

Soddalashtiring.

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

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

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

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

14 / 40

x ni toping ?

A) 4

B) 6

C) 3

D) 5

15 / 40

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

A) 36

B) 32

C) 40

D) 34

16 / 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

17 / 40

Yig‘indini toping.

A) 1/12

B) 1/6

C) 1/4

D) 1/9

18 / 40

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

A) 5

B) 9

C) 1

D) 0

19 / 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

20 / 40

Agar bo'lsa, ni m orqali ifodalang.

A) (4-m)/4

B) 2/m

C) (m+4)/4

D) (m+1)/2

21 / 40

Agar x²-6x+7=0 bo‘lsa, ni toping.

A) 48

B) 28

C) 52

D) 40

22 / 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) 20

C) 40

D) 35

23 / 40

Quyidagi sonini 9 ga bo‘lganda qoladigan qoldiqni toping.

A) 5

B) 8

C) 1

D) 0

24 / 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) 15

B) 12

C) 9

D) 7

25 / 40

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

A) -√17

B) -4

C) 4

D) √17

26 / 40

tenglama intervalda nechta ildizga ega?

A) 4

B) 1

C) 3

D) 2

27 / 40

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

A) 135°

B) 138°

C) 132°

D) 142°

28 / 40

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

A) 2

B) 4

C) 1

D) 3

29 / 40

cos75° ·cos 45° ·cos15° ni hisoblang.

A) 1/8

B) √3/4

C) √3/8

D) √2/8

30 / 40

ABC o‘tkir burchakli uchburchakda sinA=4/5 va sinB=15/13 bo'lsa, sinC ni qiymatini toping.

A) 48/65

B) 36/65

C) 40/63

D) 56/65

31 / 40

Hisoblang:

A) 6

B) 8

C) 0

D) 4

32 / 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) 1,5R

D) √3R(2-√3)

33 / 40

Tenglamalar sistemasidan foydalanib x + y + z ni toping:

A) 10

B) 8

C) 6

D) berilganlar yetarli emas

34 / 40

Tenglamani yeching:

A) 5*4

B) 6/5

C) 5/9

D) 9/5

35 / 40

Integralni hisoblang:

A) 2

B) 1

C) 4

D) 3

36 / 40

Agar bo‘lsa, m/n ni toping.

A) 3

B) 2

C) (1+√5)/2

D) 4

37 / 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) 7°

B) 17°

C) 14°

D) 24°

38 / 40

Ayniyatdan foydalanib x + y + z ni toping: