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Matematika choraklik

10-sinf Matematika 4-chorak

InfoMaster

Aprel 20, 2021

274 Ko'rishlar 10 izohlar

SaqlashSaqlanganOlib tashlandi 1

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OMAD YOR BO'LSIN!

10-sinf Matematika 4-chorak

Testni Imomnazarov Ibrohim tayyorladi.

1 / 25

Irratsional tenglamani yeching.
$\sqrt{8x+3}=2$

A) 1/8

B) 8

C) 2

D) 1/4

2 / 25

Hisoblang:

A) 10

B) 6

C) 2

D) 3

3 / 25

Tengsizlikni yeching:

lg(1-3x)>1

A) x>-2

B) x>6

C) x<-3

D) x>-3

4 / 25

Ko`paytmani toping.

(6-3i)(1+4i)

A) 18+21i

B) -36+4i

C) 18+28i

D) 27-24i

5 / 25

To’plamlarni umumiy ko’rinishini toping.

A) A = (a,b,c,...)

B) A = {a,b,c,...}

C) A = [a,b,c,...]

D) A = a

6 / 25

A to’plamning to’ldiruvchisi qanday belgilanadi?

A) A'

B) A''

C) A~B

D) A∩B

7 / 25

p⇒q bu yerda « Zaruriy shart » qaysi ?

A) p mulohaza q uchun zaruriy shart

B) to’g’ri javob yo’q

C) q mulohaza p uchun zaruriy shart

D) bunday tushuncha yo’q

8 / 25

Quyidagi mulohazaning rostlik jadvalida nechta rost qatnashadi ? ¬(p∨q)

A) 2 ta

B) 1 ta

C) 3 ta

D) 4 ta

9 / 25

x∈A kabi yozuvni o’qilishi to’g’ri ko’rsatilgan qatorni toping.

A) x element A ga tegishli emas;

B) to’g’ri javob yo’q.

C) bunday ifoda yo’q

D) x element A ga tegishli;

10 / 25

A={2,5,6,8,9,12},
B={3,6,9,12,15} to’plamlar uchun B∪A ni toping.

A) B∪A={2,3,4,5,9,12}

B) B∪A={2,6,9,12}

C) B∪A={2,3,5,6,8,9,12,15}

D) B∪A={1,2,3,4,5,6,7,8,9,10,11,12}

11 / 25

Ushbu Venn diagrammasida bo’yalgan sohada qaysi to’plam keltirilgan?

A) A∪B

B) A∩B

C) A∪B∪C

D) B∩C

12 / 25

Odatda to’plamlar qaysi alifbo harflari bilan belgilanadi?

A) Lotin alifbo kichik harlari bilan

B) Lotin alifbo bosh harlari bilan

C) Kril alifbo kichik harlari bilan

D) Kril alifbo bosh harlari bilan

13 / 25

Ushbu Venn diagrammasida bo’yalgan sohada qaysi to’plam keltirilgan?

A) (A∪B∪C)'

B) A∩B

C) (A∪B)∪C

D) A∪B∪C

14 / 25

Quyidagi mulohazalar teng kuchlimi ?
(p∨q) va ¬p∧¬q

A) Teng kuchli

B) Mulohazalarning berilishi xato

C) Teng kuchli emas

D) Tavtologiya

15 / 25

U={x| 3 ≤x< 12, x∈N} , A={x| 5

A) 2 ta

B) 10 ta

C) 3 ta

D) 9 ta

16 / 25

Teng kuchli tenglamalarni ko‘rsating:

A) 1 va 2;

B) 1 va 3;

C) hammasi

D) 2 va 3;

17 / 25

Tenglamaning butun ildizlarini toping

A) -1

B) 2

C) 1 va -1

D) 1

18 / 25

Grafigikka qarab finksiyani toping.

A) y=cosx-2

B) y=cosx-1

C) y=2cosx+1

D) y=sinx-2

19 / 25

Hisoblang:
arctg $\left ( -\sqrt{3} \right )$

A) -π/6

B) -π/3

C) -π

D) π/6

20 / 25

Hisoblang:

A) π/6

B) 5π/6

C) -π/6

D) π/3

21 / 25

Tengsizlikni yeching: sin≥ 2

A) Yechimga ega emas

B) 3

C) 1

D) 2

22 / 25

Hisoblang:
$arctg\sqrt{3}+arcsin 0$

A) π/4

B) π/3

C) -π/6

D) π/6

23 / 25

Hisoblang:
arctg $\sqrt{3}$

A) π/3

B) π/4

C) π/6

D) -π/6

24 / 25

Hisoblang: arcsin(-1/2)

A) π/3

B) π/6

C) -π/6

D) 3π/2

25 / 25

Hisoblang:
arcsin 1

A) 3π/2

B) 0

C) π/2

D) π

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