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9-sinf Matematika 4-chorak

InfoMaster

Aprel 20, 2021

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9-sinf Matematika 4-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

Tenglamani yeching: sin(π -x)=1

A) π/2+2πk

B) π/2

C) 2πk

D) π/2-2πk

2 / 25

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

A) 56 sm²

B) 73 sm²

C) 61 sm²

D) 63 sm²

3 / 25

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

A) 12/5

B) 1

C) 5/13

D) 5/12

4 / 25

Poyezd har 30 m yo‘l yurganda 1 m tepaga ko‘tariladi. Temir yo‘lning gorizontga nisbatan ko‘tarilish burchagini toping

A) 30°

B) 2°

C) 60°

D) 22°

5 / 25

Parallelogrammning diagonallari 10 sm va 12 sm, ular orasidagi burchagi 60° ga teng. Parallelogramm tomonlarini toping

A) √31 sm, √94 sm

B) √11 sm, √41 sm

C) √31 sm, √61 sm

D) √31 sm, √91 sm

6 / 25

To’g’ri burchakli uchburchakning gipotenuzasi 18 sm va bir kateti 4 sm bo’lsa, uning ikkinchi katetini toping

A) 340

B) 320

C) 2√27

D) 72

7 / 25

Funksiyaning aniqlanish sohasini toping:

A) x≤1

B) x≠1

C) (-∞;∞ )

D) x≥1

8 / 25

Hisoblang:

A) 3,4

B) 24

C) 2,4

D) 5,76

9 / 25

Sonlarni taqqoslang

A) b<a

B) a = b + 0,5

C) b=a

D) b=a+0,8

10 / 25

Hisoblang

A) √589

B) √7

C) √2

D) √23

11 / 25

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

A) -5

B) 0,5

C) -4

D) 5

12 / 25

Tenglamaning musbat ildizini toping

A) 45

B) 64

C) 9

D) 32

13 / 25

tg60^° ni toping

A) √2/2

B) √3

C) √2

D) 1

14 / 25

x² + 8x+15 ≤ 0 tengsizlikning butun yechimlari yig`indisini toping

A) -12

B) -4

C) 23

D) 12

15 / 25

4x² + 4x +1 ≤0 tengsizlikni yeching

A) (-∞; -1/2)

B) (- ∞; ∞)

C) x = - 1/2

D) (-∞; -1)U(4;∞)

16 / 25

y = x² +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi

A) (-3; 2)

B) (2; 3)

C) (-∞;2) U (3; ∞)

D) (-∞;1) U (6; ∞)

17 / 25

Tengsizlikni yeching: (x – 6)(x – 13) <0

A) (6;13)

B) (-∞;6) U (13; ∞)

C) (-13; -6)

D) (-∞;-13) U (6; ∞)

18 / 25

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

A) (-∞; -9) U (-4; ∞)

B) (4; 9)

C) (-9; -4)

D) (-∞;4) U (9; ∞)

19 / 25

Quyidagi tengsizliklardan qaysi biri kvadrat tengsizlik ekanini toping

A) x⁴-4< 0

B) 41x² – 9x + 1 < 0

C) 4x -5 > 0

D) 2x³ + 3x²-4x +7 > 0

20 / 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) 15 m

B) 10 m

C) 25 m

D) 45 m

21 / 25

701 soni 1, 8, 15, 22, progressiyaning nechanchi nomerli hadi?

A) 102

B) 100

C) 99

D) 101

22 / 25

1 va 11 sonlari orasida 99 ta shunday sonni joylashtiringki, ular bu sonlar bilan birgalikda arifmetik progressiya tashkil qilsin. Bu progressiya uchun $S_{50}$ ni toping?