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10-sinf Matematika 4-chorak

InfoMaster

Aprel 20, 2021

502 Ko'rishlar 10 izohlar

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OMAD YOR BO'LSIN!

Tomonidan yaratilgan InfoMaster

10-sinf Matematika 4-chorak

Testni Imomnazarov Ibrohim tayyorladi.

1 / 25

z soniga qo‘shma bo‘lgan z̅ sonni toping. z=5−3i

A) z=5+3i

B) z=-5−3i

C) z=-5+3i

D) z=5−3i

2 / 25

Ko`paytmani toping.

(-3+2i)(8+4i)

A) -36+4i

B) -32+4i

C) 6-4i

D) 18+28i

3 / 25

Kompleks sonni haqiqiy va mavhum qismlarini toping.z=-8+9i

A) Re(z)=8, Im(z)=9

B) Re(z)=-9, Im(z)=-8

C) Re(z)=-8, Im(z)=9

D) Re(z)=9, Im(z)=-8

4 / 25

8∙(1,3x+0,25)-6,6x=3,8x+2 tenglamani yeching.

A) x∈R

B) 1

C) 2

D) 0

5 / 25

Tenglamalar sistemasining nechta yechimi bor?

A) 4

B) 2

C) 1

D) 3

6 / 25

Tenglama haqqiqiy ildizlari ko`paytmasini toping.

A) -32

B) -18

C) -25

D) -10

7 / 25

Teng kuchli tenglamalarni ko‘rsating:

A) 1 va 2;

B) 2 va 3;

C) 1 va 3;

D) hammasi

8 / 25

Tenglama ildizi 20dan qanchaga kam?

A) 5

B) 7

C) 6

D) 8

9 / 25

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

A) A∪B

B) A∩B

C) A∪B∪C

D) B∩C

10 / 25

Ushbu ifoda qanday o’qiladi?

A) A to’plamning elementlar soni 9 ta;

B) A to’plamning elementlar soni 6 ta;

C) A to’plam cheksiz to’plam;

D) A to’plam bo’sh to’plam;

11 / 25

Ikki mulohaza "agar ... bo‘lsa, u holda ..." ibora bilan boglansa, u holda mulohazalar .......ega bo‘lamiz.

A) Ekvivalensiyaga

B) Implikatsiyasiga

C) Konversiyaga

D) Dezyunksiyaga

12 / 25

To‘plamni tashkil etgan obyektlar uning ………..deyiladi.

A) Kattaligi

B) Elementlari

C) Kesishmasi

D) Xossasi

13 / 25

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

A) A∪B

B) B∩C

C) A∩B

D) B'

14 / 25

Odatda to’plamlar qaysi alifbo harflari bilan belgilanadi?

A) Lotin alifbo kichik harlari bilan

B) Kril alifbo kichik harlari bilan

C) Lotin alifbo bosh harlari bilan

D) Kril alifbo bosh harlari bilan

15 / 25

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

A) B∪A={2,3,5,6,8,9,12,15}

B) B∪A={2,3,4,5,9,12}

C) B∪A={1,2,3,4,5,6,7,8,9,10,11,12}

D) B∪A={2,6,9,12}

16 / 25

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

A) Teng kuchli emas

B) Mulohazalarning berilishi xato

C) Teng kuchli

D) Tavtologiya

17 / 25

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

A) A

B) A∪B

C) B'

D) A'

18 / 25

Diagrammadan foydalanib, quyidagi to‘plammi elementlari sonini toping: A∪¬B

A) n(¬A∪B)=5

B) n(¬A∪B)=16

C) n(¬A∪B)=14

D) n(¬A∪B)=7

19 / 25

Hisoblang: arccos 1/2

A) π/6

B) 3π/4

C) 2π/3

D) π/3

20 / 25

Funksiyaning davrini aniqlang: y=cos3x/4

A) 180°

B) 480°

C) 432°

D) 60°

21 / 25

Hisoblang: arctg

A) π/6

B) -π/6

C) -π

D) -π/3

22 / 25

Tengsizlikni yeching: sin≥ 2

A) 2

B) Yechimga ega emas

C) 1

D) 3

23 / 25

Grafigikka qarab finksiyani toping.

A) y=cosx-2

B) y=2cosx+1

C) y=sinx-2

D) y=cosx-1

24 / 25

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

A) -π/6

B) -π/3

C) π/6

D) -π

25 / 25

Hisoblang:

A) -π/4

B) -π/6

C) π/6

D) π/3

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