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Matematika attestatsiya №4

InfoMaster

Yanvar 21, 2022

76 Ko'rishlar 1 izoh

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1 ovozlar, 1 avg

Matematika fanidan attestatsiya savollari №4

1 / 40

Agar bo‘lsa, x ni toping.

A) 2

B) -5

C) 5

D) -2

2 / 40

ni 9 ga bo’lgandagi qoldiqning kvadratini toping.

A) 9

B) 16

C) 4

D) 25

3 / 40

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

A) 6

B) 5

C) 0

D) 7

4 / 40

180 gramm suvga 70 gramm tuz aralashtrildi. Hosil bo‘lgan aralashmaninmg necha foizi suvdan iborat?

A) 72

B) 75

C) 78

D) 70

5 / 40

y=kx+n funksiyaning grafigi I va III chorakdan o‘tishi uchun k va n qanday bo‘lishi kerak?

A) n < 0, k = 0

B) n > 0, k = 0

C) n = 0, k > 0

D) n = 0, k < 0

6 / 40

f(x)=3^x-2 funksiyaning qiymatlar sohasini toping.

A) (-2; ∞)

B) [-1; ∞)

C) (-1; ∞)

D) (0; ∞)

7 / 40

tenglamaning ildizlari yig'indisini(agar ildizi bitta bo'lsa, o'zini) toping.

A) 2

B) 0

C) 3

D) 1

8 / 40

Aniq integralni hisoblang:

A) 2

B) 0,5

C) 3

D) 0

9 / 40

Hisoblang:

A) 7

B) 9

C) 4

D) 27

10 / 40

funksiyaning qiymatlar to'plamini toping.

A) [-√2;0)∪(0;√2]

B) [-√2;√2]

C) [-√2;-1)∪(-1;1)∪(1;√2]

D) (-2√2;√2)

11 / 40

Soddalshtiring.

A) 1

B) 6

C) -1

D) 2

12 / 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) 11π

C) (29π)/3

D) (28π)/3

13 / 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

B) )a,b,d

C) b,d

D) b

14 / 40

Hisoblang?

A) 4

B) 0,5

C) 2

D) 0,25

15 / 40

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

A) 200 km

B) 20 km

C) 0,2km

D) 2 km

16 / 40

ni hisoblang.

A) 1

B) 0

C) 3

D) 2

17 / 40

Agar bo'lsa, ni m orqali ifodalang.

A) (4-m)/4

B) (m+1)/2

C) (m+4)/4

D) 2/m

18 / 40

Hisoblang:

A) 6

B) 8

C) 4

D) 0

19 / 40

Integralni hisoblang:

A) 1

B) 2

C) 3

D) 4

20 / 40

Ayniyatdan foydalanib x + y + z ni toping:

A) 12

B) 9

C) 3

D) 6

21 / 40

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

A) 2

B) 1

C) 4

D) 3

22 / 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) 1/2

C) 5/6

D) 1/3

23 / 40

cos75° ·cos 45° ·cos15° ni hisoblang.

A) √2/8

B) √3/8

C) √3/4

D) 1/8

24 / 40

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

A) 0,216

B) 0,288

C) 0,432

D) 0,144

25 / 40

Yig‘indini toping.

A) 1/9

B) 1/12

C) 1/4

D) 1/6

26 / 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 o‘suvchi

B) dastlab o‘sadi, keyin kamayadi

C) dastlab kamayadi, keyin o‘sadi

D) qat’iy kamayuvchi

27 / 40

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

A) 1

B) 0

C) 5

D) 9

28 / 40

tenglama intervalda nechta ildizga ega?

A) 4

B) 3

C) 1

D) 2

29 / 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) R(√3-√2)

B) 1,5R

C) √3R(2-√3)

D) 3R

30 / 40

Quyidagi sonini 9 ga bo‘lganda qoladigan qoldiqni toping.

A) 1

B) 5

C) 8

D) 0

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) √5

C) 2,5

D) 2,4

32 / 40

Tenglamalar sistemasidan foydalanib x + y + z ni toping:

A) 8

B) berilganlar yetarli emas

C) 6

D) 10

33 / 40

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

A) 16

B) 48

C) 64

D) 32

34 / 40

Agar x²-6x+7=0 bo‘lsa, ni toping.

A) 48

B) 40

C) 28

D) 52

35 / 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) 9

B) 12

C) 7

D) 15

36 / 40

sin a = x va 1+cos a= y bo‘lsa, x va y o‘zaro qanday bog‘langan?

A) 1

B) 2

C) 4

D) 3

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) 14°

B) 17°

C) 7°

D) 24°

38 / 40

Funksiyaning aniqlanish sohasini toping.