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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

bo‘lsa, y = ?

A) 2

B) 3

C) 8

D) 26

2 / 40

bo‘lsa, x + y ni toping.

A) 17

B) 20

C) 16

D) 18

3 / 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) 2

D) 3

4 / 40

To’g’ri turt burchakning bo’yining perimetriga nisbatini toping.

A) -452/18

B) 3/18

C) 1/2

D) 5/3

5 / 40

Agar bo‘lsa, x ni toping.

A) 5

B) 2

C) -5

D) -2

6 / 40

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

A) 4

B) 1/4

C) 1/3

D) 1/5

7 / 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) 2

D) √3

8 / 40

P(x), Q(x) va R(x) ko'phatdalar berilgan. Bunda P(x) ko'phadning odoz hadi Q(x) ko'phadning ozod hadidan ikki marta katta va P(0)≠0. P(x)=Q(x)·R(x+1) bo'lsa, R(x) ko'phadning koeffitsiyentlarining yig'indisini toping.

A) 2

B) 4

C) 3

D) 1

9 / 40

Teng yonli trapetsiyaning diagonallari o'zaro perpendikulyar hamda yuzi 32 ga teng bo'lsa, uning diagonali uzunligini toping.

A) 8

B) 2

C) 6

D) 4

10 / 40

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

A) 27

B) 26

C) 32

D) 48

11 / 40

Soddalashtiring:

A) 2

B) Aniqlab bo`lmaydi

C) 1

D) 3

12 / 40

Chizmaga ko`ra x ning eng kichik butun qiymatinitoping ?

A) 6

B) 8

C) 7

D) 9

13 / 40

DC||AB , ∠DCE=45°,∠CEA=x va ∠EAB=115° ga tengbo`lsa x ni toping ?

A) 120°

B) 110°

C) 100°

D) 130°

14 / 40

Hisoblang:

A) 3

B) 2

C) 4

D) 1

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) 20 km

B) 0,2km

C) 2 km

D) 200 km

16 / 40

Agar bo‘lsa, m/n ni toping.

A) 3

B) 2

C) (1+√5)/2

D) 4

17 / 40

cos75° ·cos 45° ·cos15° ni hisoblang.

A) √2/8

B) 1/8

C) √3/8

D) √3/4

18 / 40

Agar x²-6x+7=0 bo‘lsa, ni toping.

A) 40

B) 48

C) 28

D) 52

19 / 40

Tenglamani yeching:

A) 9/5

B) 6/5

C) 5/9

D) 5*4

20 / 40

Tenglamaning natural ildizining butun bo‘luvchilari nechta?

A) 4

B) 6

C) 2

D) 5

21 / 40

Hisoblang:

A) 0

B) 6

C) 4

D) 8

22 / 40

Yig‘indini toping.

A) 1/4

B) 1/12

C) 1/6

D) 1/9

23 / 40

Integralni hisoblang:

A) 1

B) 2

C) 4

D) 3

24 / 40

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

A) 4800

B) 600

C) 3600

D) 5050

25 / 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°

26 / 40

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

A) 4

B) 1

C) 3

D) 2

27 / 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) 2,5

C) √5

D) 2,4

28 / 40

108 sonining natural bo‘luvchilari ko‘paytmasi quyidagilardan qaysi biriga teng?

2¹²·3¹⁸
2²·3³
2⁸·3¹⁰
2⁶·3⁹

A) 4

B) 3

C) 2

D) 1

29 / 40

tenglama intervalda nechta ildizga ega?

A) 3

B) 2

C) 1

D) 4

30 / 40

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

A) 1

B) 0

C) 5

D) 9

31 / 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) 120

C) 90

D) 80

32 / 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) dastlab o‘sadi, keyin kamayadi

C) dastlab kamayadi, keyin o‘sadi

D) qat’iy o‘suvchi

33 / 40

Funksiyaning aniqlanish sohasini toping.

A) (-∞;0)∪(0;∞)

B) x∈R

C) [-3;2]

D) (-∞;3]∪[2;∞)

34 / 40

ni hisoblang.

A) 1

B) 3

C) 2

D) 0

35 / 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

D) √3R(2-√3)

36 / 40

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

A) 48/65

B) 56/65

C) 36/65

D) 40/63

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) 24°

B) 7°

C) 14°

D) 17°

38 / 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) 8/15

C) 1/3

D) 5/6

39 / 40

Agar bo'lsa, ni m orqali ifodalang.