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8-sinf Matematika 2-chorak

InfoMaster

Aprel 20, 2021

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8-sinf Matematika 2-chorak

Testni Shirinboyev Temur tayyorladi.

1 / 25

Nuqtalar abssissasini toping. (1;0), (4;0), (0;-2)

A) 0, 0, -2;

B) 1, 0, 0;

C) 1, 4, -2.

D) 1, 4, 0;

2 / 25

106 ni kvadirati toping.

A) 1234

B) 11236

C) 11225

D) 1236

3 / 25

Ta'rifni to'ldiring. Ikala tamoni parallel, qolgan tamonlari parallel bo'lmagan to'rtburchak .... deb ataladi.

A) kvadrat

B) trapetsiya

C) romb

D) parallelogramm

4 / 25

Qavariq 18 burchakning tomonlari sonini toping.

A) 9

B) 9

C) 20

D) 18

5 / 25

Quyidagi nuqtalardan qaysi biri y=3x+7 funksiyaga tegishli.

A) (1;11)

B) (-1;4)

C) (3;5)

D) (2;10)

6 / 25

Quyidagilardan qaysi biri chiziqli funksiyaga misol bo'ladi?

A) y=3x²

B) y=250

C) y=2x²+3

D) y=2x+5

7 / 25

y=3x funksiyaning x=3 bo`lganda y ning unga mos qiymatni toping.

A) y=6

B) y=1/3

C) y=3

D) y=9

8 / 25

y=-2x+b fuksiya grafigi M(-1;7) nuqtadan o`tadi, b ni toping.

A) -5

B) 9

C) 5

D) 3

9 / 25

To'g'ri to'rtburchak bir tomoni 16 smga perimetri 70 smga teng ikkinchi tomonini toping.

A) 19

B) 35

C) 18

D) 20

10 / 25

Ta`rifni davom ettiring. y=x²funksiyada..

A) x erksiz o'zgaruvchi, y(x) erkli o'zgaruvchi

B) TJY

C) x erkli o'zgaruvchi, y(x) erksiz o'zgaruvchi

D) chiziqli funksiya

11 / 25

Funksiya y(x)=2x-1 formula bilan berilgan bo'lsa, y(10) ni toping.

A) 20

B) 3

C) 21

D) 19

12 / 25

Ta'rifni to'ldiring. Tamonlari teng bo'lgan parallelogramm .... deb ataladi.

A) Romb

B) Parallelogramm

C) Uchburchak

D) Trapetsiya

13 / 25

Funksiya y=x+2 formula bilan berilgan bo'lsa, M(0;2) nuqta shu funksiyaga tegishlimi?

A) tegishli

B) tegishli emas

14 / 25

Olti burchakning ichki burchaklari yig`indisini toping.

A) 540˚

B) 720˚

C) 360˚

D) 180˚

15 / 25

a ning qanday qiymatlarida $\left\{\begin{matrix} ax-2y=0 & \\ 3x+2y=5& \end{matrix}\right.$ tenglamalar sistemasi yechimga ega bo`lmaydi.

A) 2

B) 1

C) 0

D) -3

16 / 25

x ning qanday qiymatlarida kasrlar yig`indisidan kichik bo`ladi?

A) x<-3,2

B) x>-3,3

C) x<3,2

D) x>3,3

17 / 25

Ikki xonali sonning raqamlari yig`indisi 9 ga teng. Shu raqamlar bilan teskari tartibda yozilgan son berilgan sondan 27 ta ortiq. Berilgan sonni toping.

A) 36

B) 20

C) 26

D) 72

18 / 25

7x+5 $\geq$ 3(x-1)-4x tengsizlikning yechimi bo`ladigan eng kichik butun sonni toping.

A) x=-1

B) x=1

C) x=2

D) x=-2

19 / 25

Tenglmalar sistemasini yeching.

A) x=-2, y=6

B) x=6, y=-2

C) x=-6, y=2

D) x=2, y=-6

20 / 25

Tenglamani yeching: 2x+1=3

A) 0,5

B) 2

C) 3

D) 1

21 / 25

7(1-x)>5(3-x) tengsizlikning yechimi bo`ladigan eng katta butun sonni toping.

A) x=-5

B) x=3

C) x=-3

D) x=5

22 / 25

4 ga bo`lganda 3 qoldiq, 10 ga bo`lganda 1 qoldiq chiqadigan va ikkinchi bo`linma birinchi bo`linmadan 13 ta kam bo`ladigan natural sonni toping.

A) 81

B) 95

C) 91

D) 87

23 / 25

(x,y ) sonlar juftligi $\left\{\begin{matrix} {7x-8y=10} & \\ {2x+y=-7} & \end{matrix}\right.$ sistemaning yechimi bo`lsa, y*x ni aniqlang

A) -5

B) 5

C) -4

D) 6

24 / 25

Tengsizliklar sistemasining yechimi bo`ladigan eng katta butun sonni toping:

A) x=1

B) x=-1

C) x=-2

D) x=3

25 / 25

Tengsizliklar sistemasining yechimi bo`ladigan eng kichik butun sonni toping:

A) x=6

B) x=-7

C) x=7

D) x=-6

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