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8-sinf Matematika 2-chorak

InfoMaster

Aprel 20, 2021

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OMAD YOR BO'LSIN!

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8-sinf Matematika 2-chorak

Testni Shirinboyev Temur tayyorladi.

1 / 25

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

A) 20

B) 19

C) 35

D) 18

2 / 25

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

A) 1, 4, -2.

B) 1, 4, 0;

C) 0, 0, -2;

D) 1, 0, 0;

3 / 25

Tenglamalar sistemsini yechishning necha xil usuli bor.

A) 4 xil

B) 3 xil

C) 2 xil

D) 1 xil

4 / 25

Quyidagilardan qaysi biri chiziqli funksiyaga misol bo'ladi?

A) y=2x²+3

B) y=3x²

C) y=250

D) y=2x+5

5 / 25

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

A) (1;11)

B) (3;5)

C) (-1;4)

D) (2;10)

6 / 25

106 ni kvadirati toping.

A) 11236

B) 11225

C) 1234

D) 1236

7 / 25

Quyidagi nuqtalardan qaysi biri y=-2x+5 funsiyaga tegishli emas?

A) (3;-1)

B) (0;5)

C) (-2;9)

D) (1;-3)

8 / 25

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

A) trapetsiya

B) parallelogramm

C) romb

D) kvadrat

9 / 25

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

A) 20

B) 21

C) 19

D) 3

10 / 25

y=kx+4 funksiya grafigi M(1;1) nuqtadan o`tishi mumkin bo`lsa, k ni toping.

A) -2

B) -3

C) 3

D) 3

11 / 25

Qavariq 18 burchakning tomonlari sonini toping.

A) 18

B) 9

C) 20

D) 9

12 / 25

y=kx+b funksiya qanday funksiyaga misol bo`ladi.

A) jadvalli

B) formulali

C) grafikli

D) chiziqli

13 / 25

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

A) Parallelogramm

B) Trapetsiya

C) Uchburchak

D) Romb

14 / 25

x ning qanday qiymatida funksiyaning qiymati 1 ga teng bo’ladi

A) 15/8

B) 15/15

C) 1/3; 1/2

D) 1/2; 1/2

15 / 25

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

A) x=-2

B) x=2

C) x=-1

D) x=1

16 / 25

Tengsizlikni yeching: 5(x-3)+2x<4x+3

A) x<-6

B) x>-6

C) x>6

D) x<6

17 / 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) 6

B) 5

C) -4

D) -5

18 / 25

x ning qanday qiymatlarida kasrdan katta bo`ladi?

A) x<-3/16

B) x>1/16

C) x<3/16

D) x>-1/16

19 / 25

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

A) x=1

B) x=-1

C) x=3

D) x=-2

20 / 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) 26

B) 72

C) 36

D) 20

21 / 25

Tenglmalar sistemasini yeching.

A) x=2, y=-6

B) x=-6, y=2

C) x=6, y=-2

D) x=-2, y=6

22 / 25

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

A) x<-3,2

B) x<3,2

C) x>3,3

D) x>-3,3

23 / 25

Tenglamani yeching: 2x+1=3

A) 3

B) 1

C) 2

D) 0,5

24 / 25

Tengsizliklar sistemasini yeching: $\left\{\begin{matrix} 3(1-x)>5-4x& \\ 13+4x<1 && \end{matrix}\right.$

A) xϵø

B) x<3

C) x>-3

D) x>-3

25 / 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) 91

B) 81

C) 87

D) 95

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