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8-sinf Matematika 2-chorak

InfoMaster

Aprel 20, 2021

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OMAD YOR BO'LSIN!

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, 4, 0;

C) 1, 0, 0;

D) 1, 4, -2.

2 / 25

Qavariq n burchak ichki burchaklarning yig`indisi qaysi formula yordamida topiladi?

A) n-2/n

B) 180(n-2)

C) 180(n-3)

D) 180(n-2)/n

3 / 25

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

A) parallelogramm

B) romb

C) trapetsiya

D) kvadrat

4 / 25

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

A) -5

B) 9

C) 5

D) 3

5 / 25

Tenglamalar sistemsini yechishning necha xil usuli bor.

A) 4 xil

B) 3 xil

C) 2 xil

D) 1 xil

6 / 25

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

A) 3

B) 3

C) -2

D) -3

7 / 25

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

A) (1;-3)

B) (0;5)

C) (-2;9)

D) (3;-1)

8 / 25

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

A) 20

B) 35

C) 19

D) 18

9 / 25

106 ni kvadirati toping.

A) 11236

B) 1234

C) 1236

D) 11225

10 / 25

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

A) tegishli emas

B) tegishli

11 / 25

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

A) (3;5)

B) (-1;4)

C) (1;11)

D) (2;10)

12 / 25

To'rtburchak tomonlari 6mm, 8mm, 10mm va 1sm ga teng. Shu to`rtburchakning perimetrini toping.

A) 34

B) 35

C) 25

D) 24

13 / 25

Funksiya y=-3x+5 formula bilan berilgan. x ning shunday qiymatini topingki y=-1 bo`lsin.

A) x=4

B) x=2

C) x=0

D) x=1

14 / 25

Ta`rifni davom ettiring. y=x²funksiyada..

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

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

C) TJY

D) chiziqli funksiya

15 / 25

Olti burchakning ichki burchaklari yig`indisini toping.

A) 180˚

B) 360˚

C) 720˚

D) 540˚

16 / 25

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

A) Parallelogramm

B) Romb

C) Trapetsiya

D) Uchburchak

17 / 25

Tenglmalar sistemasini yeching.

A) x=2, y=1

B) x=1, y=2

C) x=-2, y=1

D) x=2, y=-1

18 / 25

Tenglamani yeching: 2x+1=3

A) 3

B) 2

C) 1

D) 0,5

19 / 25

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

A) x>-6

B) x>6

C) x<-6

D) x<6

20 / 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

21 / 25

Tengsizlikni yeching:

A) x>0,35

B) x<-15

C) x>15

D) x>-0,35

22 / 25

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

A) x>-3,3

B) x<-3,2

C) x>3,3

D) x<3,2

23 / 25

Tengsizlikni yeching:

4(x-1)+5(x+1)<6(x+2)+7(x-1)

A) x>-1

B) x>1

C) x<-6

D) x<-1

24 / 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) 87

B) 81

C) 95

D) 91

25 / 25

Tenglmalar sistemasini yeching.

A) x=-2, y=6

B) x=2, y=-6

C) x=6, y=-2

D) x=-6, y=2

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