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9-sinf Matematika 4-chorak

InfoMaster

Aprel 20, 2021

539 Ko'rishlar 3 izohlar

SaqlashSaqlanganOlib tashlandi -1

OMAD YOR BO'LSIN!

9-sinf Matematika 4-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

Ifodani soddalashtiring:

A) tgɑ*tgβ

B) tgɑ*cosβ

C) ctgɑ*tgβ

D) sinɑ*tgβ

2 / 25

Arifmetik progressiyada $a_{2}-a_{6}$ =44, $a_{5}-a_{1}$ =20 bo'lsa $a_{100}$ ni toping?

A) 335

B) 495

C) 502

D) 334

3 / 25

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

A) 63 sm²

B) 68 sm²

C) 70 sm²

D) 78 sm²

4 / 25

Arifmetik progressiyada $a_{1}$ =1, a₁₀₁ =301 bo’lsa, d ni toping?

A) 3,5

B) 3

C) 2

D) 4

5 / 25

Asoslari 6 sm va 3 sm bo‘lgan to‘g‘ri burchakli trapetsiyaga ichki chizilgan aylana radiusini toping

A) 4 sm

B) 2 sm

C) 10 sm

D) 8 sm

6 / 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?

A) 495/2

B) 300

C) 345/2

D) 178/3

7 / 25

Arifmetik progressiyada $a_{2}+a_{9}$ =20 bo'lsa, $S_{10}$ ni toping?

A) 110

B) 200

C) 100

D) 90

8 / 25

Arifmetik progressiyada d=4, $S_{50}$ =5000 bo'lsa, $a_{1}$ ni toping?

A) 2

B) 1250

C) -2

D) 100

9 / 25

Arifmetik progressiyada $a_{1}$ = $-20.7$ d=1,8 bo'lsa, qaysi nomerli haddan boshlab progressiyaning barcha hadlari musbat bo'ladi?

A) 13

B) 15

C) 12

D) 18

10 / 25

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

A) (-∞;-13) U (6; ∞)

B) (6;13)

C) (-13; -6)

D) (-∞;6) U (13; ∞)

11 / 25

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

A) (2; 3)

B) (-3; 2)

C) (-∞;2) U (3; ∞)

D) (-∞;1) U (6; ∞)

12 / 25

x = 41 qiymat qaysi tengsizlikning yechimi bo`ladi

A) (x - 29)(x - 31) > 0

B) (x-7)(x-2010) > 0

C) (x-30)(x-34) < 0

D) (x +1)(x + 42) < 0

13 / 25

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

A) (2; 3)

B) to'g'ri javob yo`q

C) (-4; 6)

D) (-∞;1) U (6; ∞)

14 / 25

Parabola uchining koordinatalarini toping:
y =(x-3)²+2

A) (-3; 2)

B) (-3; - 2)

C) (3; 2)

D) (3; -2)

15 / 25

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

A) (4; 9)

B) (-∞; -9) U (-4; ∞)

C) (-9; -4)

D) (-∞;4) U (9; ∞)

16 / 25

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

A) 147

B) 35

C) 5

D) 7

17 / 25

Kvadrat funksiyaning nollarini toping:
y = x² - 5x + 6

A) x₁= -1, x₂= - 6

B) x₁= -2, x₂= -3

C) x₁=1, x₂=6

D) x₁=2, x₂ =3

18 / 25

Rombning katta diagonali 18 sm va bir burchagi 120°. Romb yuzini toping

A) 54√3 sm²

B) 51√5 sm²

C) 54√3 sm²

D) 54√2 sm²

19 / 25

Agar va bo’lsa, ni toping

A) 0,5

B) 1,2

C) 2/3

D) 1/3

20 / 25

Funksiyalarning qaysi biri toq funksiya?

A) 2,4

B) 2,3

C) 1,4

D) 1,2

21 / 25

Ifodani soddalashtiring

A) -1

B) 1/cosɑ

C) 1/sinɑ

D) 1

22 / 25

Ifodaning qiymatini toping sin300^°

A) 2/√3

B) 1/2

C) 0

D) -1/2

23 / 25

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

A) 49√2 sm²

B) 49√3 sm²

C) 64√2 sm²

D) 50√3 sm²

24 / 25

sin60^° nimaga teng

A) 1

B) 1/2

C) √3/2

D) √2/2

25 / 25

Sonlarni taqqoslang

A) b<a

B) a = b + 0,5

C) b=a+0,8

D) b=a

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