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9-sinf Matematika 4-chorak

InfoMaster

Aprel 20, 2021

623 Ko'rishlar 3 izohlar

SaqlashSaqlanganOlib tashlandi -1

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Tomonidan yaratilgan InfoMaster

9-sinf Matematika 4-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

4x² + 4x +1 ≤0 tengsizlikni yeching

A) x = - 1/2

B) (- ∞; ∞)

C) (-∞; -1/2)

D) (-∞; -1)U(4;∞)

2 / 25

Kvadrat tengsizlikni yeching: x² – 4x +6 > 0

A) to'g'ri javob yo`q

B) (-4; 6)

C) (-∞;1) U (6; ∞)

D) (2; 3)

3 / 25

Berilgan uchburchak tomonlari 21 sm, 27 sm va 32 sm. Agar perimetri 120 sm bo`lgan uchburchak berilgan uchburchakka o`xshash bo`lsa, uning eng katta tomonini toping

A) 42 sm

B) 40,5 sm

C) 31,5 sm

D) 48 sm

4 / 25

Funksiyaning aniqlanish sohasini toping

A) x≠1

B) x≤1

C) x≥ 1

D) (-∞;+∞ )

5 / 25

Uchburchak medianalari uchun noto’g’ri tasdiqni ko’rsating

A) Bir nuqtada kesishadi

B) Kesishish nuqtasida 2:1 nisbatda bo’linadi

C) Bir – biriga teng

D) Har biri uchburchakni ikkita tengdosh qismga ajratadi

6 / 25

sin60^° nimaga teng

A) 1

B) √2/2

C) 1/2

D) √3/2

7 / 25

Hisoblang:

A) 24

B) 3,4

C) 2,4

D) 5,76

8 / 25

x= -2 da y=2x² +5x-3 funksiyaning qiymatini toping

A) -5

B) 0,5

C) 5

D) -4

9 / 25

tg60^° ni toping

A) √2

B) √2/2

C) √3

D) 1

10 / 25

Funksiyaning aniqlanish sohasini toping: y=4x²+5

A) (5/4;+∞)

B) (1;2)

C) (0;5/4)

D) (-∞,+∞)

11 / 25

Ifodaning qiymatini toping:
(-8)²-(-5)³-(12) ²

A) 45

B) 122

C) 48

D) 189

12 / 25

Agar sina=12/13 bo’lsa, ctga ni toping

A) 5/12

B) 1

C) 12/5

D) 5/13

13 / 25

Uchburchakning ikki tomoni 2 sm va 4 sm bo’lib, ular orasidagi burchagi 30^°. Uchburchak yuzini toping

A) 2

B) 8

C) 4

D) 3

14 / 25

Ifodaning qiymatini toping: tg300^°

A) √3/3

B) √3

C) -√3

D) 0

15 / 25

Tenglamani yeching: cos(x-π )=0

A) πk

B) 3π/2

C) 3π/2+2πk

D) 2πk

16 / 25

Tomoni 7√2 sm va o‘tmas burchagi 135° bo‘lgan romb yuzini toping

A) 49√2 sm²

B) 50√3 sm²

C) 49√3 sm²

D) 64√2 sm²

17 / 25

Funksiyalarning qaysi biri toq funksiya?

A) 1,4

B) 2,3

C) 1,2

D) 2,4

18 / 25

Hisoblang: tg1800^° - sin495^°+ cos495^°

A) 1

B) 0

C) 2

D) -1

19 / 25

Ifodani soddalashtiring:

A) 1/ctgɑ

B) -1/cosɑ

C) 2/sinɑ

D) √1/cosɑ

20 / 25

Cheksiz kamayuvchi geometric progressiyada b1=1/4 , S=16 bo'lsa, q ni toping?

A) 1/8

B) 64/65

C) 63/64

D) 1/4

E) 1/2

21 / 25

8 ga bo’lganda 7 qoldiq beradign ketma-ketlikning 5-hadini belgilang?

A) 74

B) 55

C) 63

D) 39

22 / 25

Arifmetik progressiyada $a_{1}$ =3, d=-2. S $_{101}$ ni toping?

A) 7979

B) 2009

C) -9797

D) -9798

23 / 25

Ifodani soddalashtiring:

A) sinɑ*tgβ

B) tgɑ*tgβ

C) tgɑ*cosβ

D) ctgɑ*tgβ

24 / 25

Hisoblang:

A) 1

B) 1/2

C) 3/2

D) 2

25 / 25

1002, 999, 996, progressiyaning nechanchi nomerli hadidan boshlab uning hadlari manfiy sonlar bo'ladi?

A) 335

B) 337

C) 334

D) 336

Baholash mezoni

86%-100% 5 baho

71%-85% 4 baho

56%-70% 3 baho

55% va kamiga 2 baho

Author: InfoMaster

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