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Matematika attestatsiya №4

InfoMaster

Yanvar 21, 2022

43 Ko'rishlar 1 izoh

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1 ovozlar, 1 avg

Matematika fanidan attestatsiya savollari №4

1 / 40

Agar $f(g(x))=x^2-5x+6$ va $g(x)=x-2$ bo'lsa f(4) ning qiymatini toping.

A) 11

B) 35

C) 4

D) 12

2 / 40

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

A) 75

B) 70

C) 78

D) 72

3 / 40

tenglamalar sistemasi yechimga ega bo‘ladigan a ning barcha qiymatlari to‘plamini toping.

A) 4

B) 2

C) 1

D) 3

4 / 40

bo‘lsa, ning qiymatini toping.

A) 1

B) 0,5

C) 2

D) 0,7

5 / 40

Agar bo'lsa, x ni toping.

A) 5

B) -2

C) -5

D) 2

6 / 40

funksiyaning qiymatlar to'plamini toping.

A) (-2√2;√2)

B) [-√2;-1)∪(-1;1)∪(1;√2]

C) [-√2;√2]

D) [-√2;0)∪(0;√2]

7 / 40

Arifmetik progressiyada a_n+1=a_n+2 va a₄=4 bo'lsa, uning dastlabki 12 ta hadini yig'indisini toping.

A) 114

B) 96

C) 126

D) 108

8 / 40

2013²⁰¹⁵ ni 10 ga bo'lgandagi qoldiqni toping.

A) 9

B) 7

C) 3

D) 1

9 / 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) 26

D) 48

10 / 40

cosx=0,2x tenglama nechta yechimga ega?

A) 4

B) 1

C) 2

D) 3

11 / 40

Bir idishda 32/5 kg, ikkinchisida esa unga qaraganda 16/5 kg ortiq yog` bor. Ikkala idishda qancha yog` bor?

A) 10

B) 16

C) 64/5

D) 48/5

12 / 40

Soddalshtiring.

A) 6

B) -1

C) 2

D) 1

13 / 40

Hisoblang:

A) 1

B) 3

C) 2

D) 4

14 / 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-EKUK 3-EKUK

B) 1-EKUB 2-EKUB 3-EKUB

C) 1-EKUB 2-EKUB 3-EKUK

D) 1-EKUB 2-EKUK 3-EKUB

15 / 40

Hisoblang?

A) 0,5

B) 2

C) 0,25

D) 4

16 / 40

Quyidagi sonini 9 ga bo‘lganda qoladigan qoldiqni toping.

A) 0

B) 5

C) 1

D) 8

17 / 40

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

A) 1/3

B) 1/2

C) 5/6

D) 8/15

18 / 40

Agar bo'lsa, ni m orqali ifodalang.

A) (m+4)/4

B) 2/m

C) (4-m)/4

D) (m+1)/2

19 / 40

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

A) 0,288

B) 0,144

C) 0,216

D) 0,432

20 / 40

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

A) 64

B) 48

C) 16

D) 32

21 / 40

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

A) -√17

B) √17

C) -4

D) 4

22 / 40

f(x)+f(3x)+f(5x)+...+f(39x)=(3x+10)⁴ bo'lsa, f'(0) ni toping.

A) 30

B) 10

C) 25

D) 0

23 / 40

ni hisoblang.

A) 2

B) 3

C) 0

D) 1

24 / 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°

25 / 40

Tenglamani yeching:

A) 9/5

B) 5*4

C) 6/5

D) 5/9

26 / 40

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

2¹²·3¹⁸
2²·3³
2⁸·3¹⁰
2⁶·3⁹

A) 4

B) 2

C) 1

D) 3

27 / 40

cos75° ·cos 45° ·cos15° ni hisoblang.

A) 1/8

B) √3/8

C) √3/4

D) √2/8

28 / 40

Yig‘indini toping.

A) 1/6

B) 1/4

C) 1/9

D) 1/12

29 / 40

Agar x²-6x+7=0 bo‘lsa, ni toping.

A) 52

B) 28

C) 40

D) 48

30 / 40

Tenglamaning natural ildizining butun bo‘luvchilari nechta?

A) 4

B) 6

C) 2

D) 5

31 / 40

Funksiyaning aniqlanish sohasini toping.

A) (-∞;3]∪[2;∞)

B) (-∞;0)∪(0;∞)

C) [-3;2]

D) x∈R

32 / 40

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

A) 1

B) 5

C) 4

D) 2

33 / 40

Ayniyatdan foydalanib x + y + z ni toping:

A) 9

B) 6

C) 3

D) 12

34 / 40

Agar bo‘lsa, m/n ni toping.

A) 3

B) (1+√5)/2

C) 2

D) 4

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) 7

B) 15

C) 9

D) 12

36 / 40

Tenglamalar sistemasidan foydalanib x + y + z ni toping:

A) 8

B) 6

C) berilganlar yetarli emas

D) 10

37 / 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

38 / 40

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

A) 1

B) 5

C) 0

D) 9

39 / 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

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) 17°

B) 14°

C) 24°

D) 7°