8-sinf Matematika 4-chorak №2

Yaratilgan sanasi May 18, 2021 tomonidan InfoMaster

8-sinf Matematika 4-chorak

Ismi familiyangizni kriting!

Ism

1 / 25

Tengsizlikni yeching: x + 4>3 – 2x

A) x>1/3

B) x>3

C) x>-1/3

D) x<1/3

2 / 25

Tenglamani yeching $x^{4}-5x^{2}+4=0$

A) x₁,₂=1 ,x₃,₄=±2

B) x₁,₂=±1 ,x₃,₄=±2

C) x₁,₂=±4 ,x₃,₄=-1

D) x₁,₂=±4 ,x₃,₄=1

3 / 25

Kvadratning tomoni 1.2 dm bo'lsauning yuzini toping $sm^{2}$ larda.

A) 1,44

B) 2,44

C) 144

D) 14,2

4 / 25

Tenglamani yeching $x^{4}-4x^{2}-5=0$

A) x₁,₂=±5

B) x₁,₂=±√5

C) x₁,₂=1 , x₃,₄=-1

D) x₁,₂=±√5 , x₃,₄=1

5 / 25

To‘g‘ri tasdiqni aniqlang

A) Agar а > -5, b > 7, bo‘lsa аb > 36

B) Agar а > 4, b > 6, bo‘lsa а + b < 9

C) Agar а < 4, b < -5, bo‘lsa аb < 20

D) TJY

6 / 25

Kvadrat tenglamani yeching $x^{2}-7x+10=0$

A) x₁=2, x₂=5

B) x₁=-2, x₂=5

C) ø

D) x₁=-5, x₂=2

7 / 25

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

A) x=2

B) x=1

C) x=-1

D) x=-2

8 / 25

Kvadrat tenglamani yeching $x^{2}+x+1=0$

A) x₁=2, x₂=0

B) ø

C) x₁=-2, x₂=-2

D) x₁=-1, x₂=1

9 / 25

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

A) 0, 0, -2;

B) 1, 4, -2.

C) 1, 4, 0;

D) 1, 0, 0;

10 / 25

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

A) x<6

B) x<-6

C) x>-6

D) x>6

11 / 25

Kvadrat tenglamani yeching $x^{2}+x-6$ =0

A) x₁=0, x₂=2

B) x₁=-3, x₂=-2

C) x₁=3, x₂=2

D) x₁=-3, x₂=2

12 / 25

Kvadrat tenglamani yeching $6x^{2}-5x+1=0$

A) x₁=-1/3, x₂=1/2

B) x₁=1/3, x₂=1/2

C) x₁=0, x₂=-1

D) x₁=1/3, x₂=-1/2

13 / 25

17 : 25 sonini 0,1 gacha aniqlikda o’nli kasr ko’rinishida tasvirlang:

A) 0,8

B) 0,9

C) 0,7

D) 0,5

14 / 25

$\vec{a}(2;4)$ va $\vec{b}(-1;4)$ berilgan bo'lsa $\vec{a}-\vec{b}$ vektorning kordinatalarini toping.

A) 3;0

B) -3;-8

C) 1;8

D) -3;0

15 / 25

Yuzi 400 $dm^{2}$ ga teng bo‘lgan kvadratning perimetrini toping.

A) 160

B) 120

C) 100

D) 80

16 / 25

Tenglamani yeching

A) x=-12

B) x₁,₂=-12

C) x₁,₂=±12

D) x₁,₂=12

17 / 25

$\vec{a}(m;4)$ vektorning uzunligi 5 ga teng. m ni toping.

A) 4

B) 2

C) 5

D) 3

18 / 25

Tenglamalar sistemasini yeching

A) x=-4, y=-2

B) x=-6, y=-2

C) x=6, y=-2

D) x=-3, y=-2

19 / 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

20 / 25

Tenglamani yeching: 2x+1=3

A) 0,5

B) 2

C) 1

D) 3

21 / 25

To‘g‘ri burchakli uchburchakning katetlari 4 cm va 9 cm. Shu to‘g‘ri burchakli uchburchakning yuzini toping.

A) 9

B) 18

C) 20

D) 36

22 / 25

Tenglamani yeching

A) x=-25

B) x=25

C) x₁,₂=±25

D) x=√25

23 / 25

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

A) Romb

B) Trapetsiya

C) Parallelogramm

D) Uchburchak

24 / 25

A(-1;4) va B(3;9) nuqtalar berilgan bo'lsa $\vec{AB}$ ni toping.

A) (10;-1)

B) (5;4)

C) (-1;5)

D) (4;5)

25 / 25

Teng yonli trapetsiyaning diagonallari o‘zaro perpendikular va balandligi 8 cm ga teng. Shu trapetsiyaning yuzini toping.

A) 45

B) 36

C) 64

D) 55

tomonidan Wordpress Quiz plugin

Ismi familiyangizni kriting!

Tegishli xabarlar

Ko'proq tegishli maqolalar

Fikr bildirish