Barcha fanlardan online testlar

Matematika abituriyent testi №1

InfoMaster

Aprel 5, 2022

189 Ko'rishlar 1 izoh

SaqlashSaqlanganOlib tashlandi 0

Tomonidan yaratilgan InfoMaster

Matematika abituriyentlar uchun №1

1 / 30

Agar x,y sonlar (x+5)²+(y-12)²=14² tenglikni qanoatlantirsa, x²+y² ifodaning eng kichik qiymatini toping.

A) 2

B) √3

C) 1

D) √2

2 / 30

Tomoni 25 ga diagonallaridan biri 4 ga teng bo’lgan rombning yuzini toping.

A) 16

B) 24√5

C) 8√5

D) 32

3 / 30

sistemadan x+y ning qiymatini toping.

A) 6

B) -12

C) 35/4

D) 12

4 / 30

Hisoblang.

A) 2/34

B) 15/34

C) 2/17

D) 17/34

5 / 30

sistema yagona yechimga ega bo’ladigan a ning barcha qiymatlari to’plamini toping.

A) {-1;2}

B) {2;4}

C) {-1;3}

D) {1;2}

6 / 30

Ikki burchagi graduslari yig’indisi uchinchi burchagi gradusiga teng bo’lgan uchburchak qanday uchburchak deyiladi?

A) o’tkir burchakli uchburchak

B) to’gri burchakli uchburchak

C) o’tmas burchakli uchburchak

D) teng tomonli uchburchak

7 / 30

To’rtburchakning uchi M (0, 4) ; N(-4,0) ; P(-3;2) uchlari berilgan. Agar bo’lsa, Q uchining koordinatalarini toping.

A) (7; 1)

B) (-7;-1)

C) (-7; 1)

D) (4; -3)

8 / 30

Hisoblang

A) 3√3

B) 2√3

C) 1

D) √3

9 / 30

y= $\sqrt{2x^{2}-4x}$ funksiyaning aniqlanish sohasini toping

A) (-∞;0)v(2;∞)

B) (2;∞)

C) (0,2)

D) (-∞;0])v[2;∞)

10 / 30

Agar f(x)=ax³-5x²+b va bo’lsa, a ni toping.

A) 0

B) 2

C) 3

D) 1

11 / 30

Anvar tub son o’yladi va o’ylagan sonini 5 ga ko’paytirib, 8 ni ayirgan edi, yana tub son hosil bo’ldi. Anvar qanday son o’ylagan?

A) 374389

B) aniqlab bo’lmaydi

C) 2

D) 412967

12 / 30

Ifodani soddalashtiring.

2 cos55^o.cos40^o.sin55^o+cos110^o.sin40^o

A) 0,5

B) 1

C) 2

D) 0

13 / 30

sistema a ning qanday qiymatida cheksiz ko’p yechimga ega?

A) (-∞;6])v[6;∞)

B) (2;∞)

C) (-∞;6)

D) 6

14 / 30

bo’lsa, ni x orqali ifodalang.

A) x/25

B) 2/x

C) 2-x

D) 25/x

15 / 30

A(2;-2,5) nuqtadan y= - 4x parabolagacha bo’lgan eng qisqa masofani toping.

A) √3/2

B) √5/2

C) 1,5

D) 1

16 / 30

Tenglamaning nechta ildizi bor? |x+1|=|2x-1|

A) 3

B) 2

C) 1

D) 4

17 / 30

sonning oxirgi raqamini toping.

A) 4

B) 8

C) 6

D) 2

18 / 30

Soat 3:37 bo’lganda minut va soat millari orasidagi burchakni toping.

A) 113,5°

B) 100°

C) 113°

D) 112,5°

19 / 30

Agar bank qo’yilgan pulga 40% yillik bersa, qo’yilgan 4500 so’m pul bir yildan so’ng qancha bo’ladi?

A) 6100

B) 6000

C) 6300

D) 6200

20 / 30

Bog’bon uch kun davomida o’nta daraxt ko’chati o’tqazishi lozim. Agar bog’bon bir kunda eng kamida bitta ko’chat o’tqazadigan bo’lsa, u shu ishni kunlar bo’yicha necha xil usul bilan taqsimlashi mumkin?

A) 30

B) 32

C) 36

D) 25

21 / 30

Muntazam uchburchakli piramidaning yon qirrasi asos tekisligi bilan 45^o li burchak tashkil etgan bo‘lsa, u holda piramidaning yon sirti yuzining uning asosi yuziga nisbatini toping.

A) 2√3

B) 3√3

C) 2√5

D) 4

22 / 30

y= funktsiyaning aniqlanish sohasini toping.

A) (-∞;2)

B) (2;∞)

C) (-∞;2)v(2;∞)

D) [2;∞)

23 / 30

Parallelogrammning tomonlari nisbati 3:5 kabi. Agar parallelogrmmning perimetri 48 ga burchaklaridan biri 120⁰ ga teng bo’lsa, uning yuzini toping.

A) 48√3

B) 67,5√3

C) 67,5

D) 135√3/4

24 / 30

Musobaqada 5 ta ishtirokchidan 3 tasiga 1, 2, 3-o’rinlarni necha xil usulda berish mumkin?

A) 18

B) 60

C) 120

D) 47

25 / 30

tenglamalar sistemasini yeching

A) (-4;-4)

B) (4;–4)

C) (-4;4)

D) (4;4)

26 / 30

Tengsizlikni yeching.

A) (-1/³ √2 ;0)

B) 0

C) (0;+∞)

D) to'g'ri javob yo'q

27 / 30

Markazi nuqtada bo‘lgan aylanaga va urinmalar o‘tkazilgan bo’lib, va nuqtalar urinish nuqtalari bo’lsin. Aylanadagi Q nuqtadan o‘tkazilgan uchinchi urinma va kesmalarni X va Y nuqtalarda kesib o‘tadi. Agar uchburchakning perimetri 48 va aylana radiusi 7 ga teng bo‘lsa, u holda kesma uzunligini toping

A) 30

B) 15

C) 25

D) 12

28 / 30

Tenglamani yeching. (x+2)+(x+4)+(x+6)+…+(x+100)=2800

A) 4

B) 3

C) 7

D) 5

29 / 30

200 kishidan iborat turistlar guruxida 140 kishi ingliz tilini, 90 kishi nemis tilini va 46 kishi ikkala tilni biladi. Ikkala tilni xam bilmaydigan turistlar necha foizni tashkil qiladi.

A) 12

B) 8

C) 4

D) 16

30 / 30

To’g’ri to’rtburchakning perimetri 50 ga teng. Bir tomoni boshqa tomonidan 5 ga ko’p. To’g’ri to’rtburchakning yuzini toping.

A) 225

B) 60

C) 150

D) 50