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8-sinf Matematika 2-chorak

InfoMaster

Aprel 20, 2021

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OMAD YOR BO'LSIN!

Tomonidan yaratilgan InfoMaster

8-sinf Matematika 2-chorak

Testni Shirinboyev Temur tayyorladi.

1 / 25

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

A) x=-5

B) x=-3

C) x=5

D) x=3

2 / 25

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

A) x=-1

B) x=1

C) x=3

D) x=-2

3 / 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) 91

C) 87

D) 95

4 / 25

Tenglmalar sistemasini yeching.

A) x=-6, y=2

B) x=2, y=-6

C) x=-2, y=6

D) x=6, y=-2

5 / 25

Tengsizlikni yeching:

A) x>-0,35

B) x>15

C) x<-15

D) x>0,35

6 / 25

Tenglamani yeching: 2x+1=3

A) 1

B) 2

C) 3

D) 0,5

7 / 25

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

A) x>-6

B) x<-6

C) x>6

D) x<6

8 / 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) -4

C) 6

D) -5

9 / 25

x ning qanday qiymatlarida kasrdan katta bo`ladi?

A) x>-1/16

B) x>1/16

C) x<3/16

D) x<-3/16

10 / 25

Tengsizlikni yeching:

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

A) x<-6

B) x>1

C) x>-1

D) x<-1

11 / 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

12 / 25

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

A) tegishli

B) tegishli emas

13 / 25

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

A) 5

B) 3

C) -5

D) 9

14 / 25

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

A) n-2/n

B) 180(n-3)

C) 180(n-2)/n

D) 180(n-2)

15 / 25

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

A) chiziqli

B) formulali

C) grafikli

D) jadvalli

16 / 25

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

A) (0;5)

B) (-2;9)

C) (1;-3)

D) (3;-1)

17 / 25

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

A) y=3

B) y=6

C) y=9

D) y=1/3

18 / 25

Tenglamalar sistemsini yechishning necha xil usuli bor.

A) 2 xil

B) 3 xil

C) 1 xil

D) 4 xil

19 / 25

Qavariq 18 burchakning tomonlari sonini toping.

A) 9

B) 9

C) 20

D) 18

20 / 25

Ta'rifni to'ldiring. Qarama-qarshi tamonlari o'zaro parallel bo'lgan to'g'ri to'rtburchak .... deb ataladi.

A) Parallelogramm

B) Romb

C) Uchburchak

D) Trapetsiya

21 / 25

Funksiyalar qanday usullarda beriladi.

A) formula, jadval

B) sistema, jadval, grafik

C) formula, jadval, sistema

D) formula, jadval, grafik

22 / 25

106 ni kvadirati toping.

A) 11236

B) 1234

C) 1236

D) 11225

23 / 25

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

A) 20

B) 19

C) 18

D) 35

24 / 25

Olti burchakning ichki burchaklari yig`indisini toping.

A) 720˚

B) 540˚

C) 360˚

D) 180˚

25 / 25

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

A) 1, 0, 0;

B) 1, 4, -2.

C) 0, 0, -2;

D) 1, 4, 0;

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