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9-sinf Matematika 4-chorak

InfoMaster

Aprel 20, 2021

1349 Ko'rishlar 3 izohlar

SaqlashSaqlanganOlib tashlandi 2

OMAD YOR BO'LSIN!

Tomonidan yaratilgan InfoMaster

9-sinf Matematika 4-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

7 ga karrali dastlabki nechta natural sonni qo'shganda 385 hosil bo'ladi?

A) 10

B) 18

C) 15

D) 13

2 / 25

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

A) -9797

B) 7979

C) -9798

D) 2009

3 / 25

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

A) 99

B) 100

C) 102

D) 101

4 / 25

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

A) 1/4

B) 1/8

C) 64/65

D) 1/2

E) 63/64

5 / 25

Geometrik progressiyada $b_{1}$ =2, q=3 bo'lsa, $S_{6}$ ni toping?

A) 728

B) 336

C) 337

D) 335

6 / 25

Arifmetik progressiyada $a_{1}$ =7, d=5,
$S_{n}$ =14 023 bo'lsa, n ni toping?

A) 55

B) 39

C) 100

D) 74

7 / 25

Parabolaning koordinata o`qlari bilan kesishish nuqtalarining koordinatalarini toping: y = -2x² – 8x +10

A) (-1;0), (5;0), (0;-10)

B) (1;0), (-5;0), (0;10)

C) (2;0), (-8;0), (0;-6)

D) (-2;0), (8;0), (0;6)

8 / 25

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

A) -12

B) 12

C) 23

D) -4

9 / 25

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

A) x₁=2, x₂ =3

B) x₁= -1, x₂= - 6

C) x₁= -2, x₂= -3

D) x₁=1, x₂=6

10 / 25

Hisoblang

A) 1

B) 55/88

C) -1

D) 2/1

11 / 25

Amallarni bajaring:

A) 213

B) 69

C) 61

D) 60

12 / 25

Funksiyaning aniqlanish sohasini toping: y=4x²+5

A) (0;5/4)

B) (5/4;+∞)

C) (-∞,+∞)

D) (1;2)

13 / 25

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

A) -4

B) 0,5

C) -5

D) 5

14 / 25

Hisoblang:

A) 3,4

B) 24

C) 2,4

D) 5,76

15 / 25

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

A) Ular o’xshash

B) Ular teng

C) To’g’ri javob yo’q

D) Ular tengdosh

16 / 25

Ifodani soddalashtiring:
(13x²-8xy-y² )+( -11x² -9xy+y²)

A) x² -xy

B) 2x²

C) 2x² -17xy

D) 17xy

17 / 25

Sonlarni taqqoslang

A) b<a

B) a = b + 0,5

C) b=a+0,8

D) b=a

18 / 25

Agar va 90^°° bo’lsa, sina ni toping

A) 12/13

B) 5/12

C) 5/13

D) 14/13

19 / 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) 63 sm²

D) 61 sm²

20 / 25

Burchakning gradus o’lchovini toping: 3π/4

A) 35°

B) 135°

C) 150°

D) 140°

21 / 25

Tenglamani yeching: cos(x-π )=0

A) 3π/2

B) 3π/2+2πk

C) πk

D) 2πk

22 / 25

Ifodaning qiymatini toping sin300^°

A) 2/√3

B) 1/2

C) 0

D) -1/2

23 / 25

Ifodaning qiymatini toping:

A) 1/2

B) √3/3

C) √3/2

D) √2/2

24 / 25

Ko’paytmaning qaysi biri manfiy?

A) sin190° * tg200°

B) tg190° * cos400°

C) sin100° * cos300°

D) cos320° * ctg17°

25 / 25

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

A) 3

B) 4

C) 2

D) 8

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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