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9-sinf Matematika 3-chorak

InfoMaster

Aprel 20, 2021

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9-sinf Matematika 3-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

Hisoblang

A) 8

B) 53

C) 45

D) 2

2 / 25

Ikkita gomotetik ko’pburchak uchun to’g’ri tasdiqni ko’rsating

A) Ular tengdosh

B) Ular o’xshash

C) To’g’ri javob yo’q

D) Ular teng

3 / 25

sina=1/2 bo’lgan o’tkir burchakni ko’rsating

A) 45°

B) 90°

C) 60°

D) 30°

4 / 25

Amallarni bajaring:

A) 61

B) 69

C) 60

D) 213

5 / 25

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

A) 45

B) 189

C) 48

D) 122

6 / 25

Hisoblang

A) 1

B) -1

C) 55/88

D) 2/1

7 / 25

Hisoblang:

A) 5,76

B) 24

C) 2,4

D) 3,4

8 / 25

Funksiyaning aniqlanish sohasini toping: y=4x²+5

A) (0;5/4)

B) (1;2)

C) (-∞,+∞)

D) (5/4;+∞)

9 / 25

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

A) 3

B) 2

C) 4

D) 8

10 / 25

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

A) 2

B) 0

C) 1

D) -1

11 / 25

Tomonlari 3 va 5 bo‘lgan parallelogrammning bir diagonali 4 ga teng. Uning ikkinchi diagonalini toping

A) 2√13

B) 2√3

C) √13

D) √3

12 / 25

Burchakning radian o’lchovini toping: 300^°

A) π/3

B) π/4

C) 2π/3

D) 5π/3

13 / 25

Ifodaning qiymatini toping sin300^°

A) 1/2

B) 0

C) 2/√3

D) -1/2

14 / 25

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

A) 64√2 sm²

B) 49√3 sm²

C) 50√3 sm²

D) 49√2 sm²

15 / 25

Ifodaning qiymatini toping:

A) √3/3

B) √3/2

C) √2/2

D) 1/2

16 / 25

Funksiyalarning qaysi biri toq funksiya?

A) 1,2

B) 1,4

C) 2,3

D) 2,4

17 / 25

To‘g‘ri burchakli trapetsiyaning o‘tkir burchagi 30° ga, balandligi 4 sm ga va kichik asosi 6 sm ga teng. Trapetsiyaning yuzini toping

A) 1

B) 8√3 sm²

C) (24+8√3) sm²

D) (2+8√3) sm²

18 / 25

Parallelogrammning tomonlari 7√3 va 6 sm. Agar uning o‘tmas burchagi 120° bo‘lsa, uning yuzini toping

A) 63 sm²

B) 61 sm²

C) 73 sm²

D) 56 sm²

19 / 25

Funksiyaning aniqlanish sohasini toping:

A) x≥1

B) x≤1

C) (-∞;∞ )

D) x≠1

20 / 25

Bo`yi 160 sm bo`lgan o`quvchi soyasining uzunligi 128 sm bo`lsa, bo`yi 210 sm bo`lgan basketbolchining soyasining uzunligini toping

A) 148 sm

B) 168 sm

C) 158 sm

D) 178 sm

21 / 25

A(7;11), B(10; 7) bo`lsa, AB kesmaning uzunligini toping

A) 147

B) 5

C) 35

D) 7

22 / 25

Tengsizlikni yeching: (x + 4)(x + 9) >0

A) (-9; -4)

B) (4; 9)

C) (-∞; -9) U (-4; ∞)

D) (-∞;4) U (9; ∞)

23 / 25

p ning nechta butun qiymatida
x² + px +4 = 0 tenglama haqiqiy ildizga ega emas

A) 4

B) 16

C) 9

D) 7

24 / 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) 31,5 sm

C) 40,5 sm

D) 48 sm

25 / 25

Ikkita o`xshash ABC va DEF uchburchaklar berilgan. Agar S_ABC = 75 m² ,
S_DEF = 675 m² va ABC uchburchakning bir tomoni 5 m bo`lsa, DEF uchburchakning unga mos tomonini toping

A) 45 m

B) 25 m

C) 10 m

D) 15 m