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11-sinf Matematika 3-chorak

InfoMaster

Aprel 20, 2021

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11-sinf Matematika 3-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

Uchlari A(4;0;1), B(5;-2;1), C(4;8;5) nuqtalarda bo’lgan uchburchakning AL bissektrisasi uzunligini toping

A) (4√2)/5

B) 4

C) (2√5)/3

D) (4√2)3

2 / 25

Limitni hisoblang:

A) -3

B) 3

C) -4

D) 4

3 / 25

Koordinatalar boshidan y=x²-4x+3 parabolaning simmetriya o’qigacha bo’lgan masofani toping.

A) 3

B) 1

C) 4

D) 2

4 / 25

$f(x)=x^2-3x+4$ funksiya uchun y=2x-1 to`g`ri chiziqqa parallel bo`lgan urinma tenglamasini yozing

A) y=2x+3

B) y=2x-2,25

C) y=2x

D) y=3x-2,2

5 / 25

Karim uyida 14 bet matn terib, 8ta imloviy xatoga yo’l qo’ydi. Agar 1 betda o’rtacha 380 ta so’z bo’lsa, Karim 100ta so’z terganda o’rtacha qancha xato qiladi?

A) 1,5

B) 0,25

C) 0,5

D) 0,15

6 / 25

f(x)=3x²-5x+4 va g(x)=4x-5 funksiyalarining urinmalari parallel bo’ladigan nuqtalarini toping.

A) 2

B) 1.5

C) 0.5

D) 0

7 / 25

Funksiya hosilasini toping

f(x)=(2x+4)(3x+1)

A) 12x+14

B) 3x+1

C) 12x

D) 16x+14

8 / 25

Agar f(x)=x² va bo`lsa ,f(g(2)) ni toping

A) 0

B) 16

C) 12

D) 36

9 / 25

Funksiyaning statsionar nuqtalarini toping $f(x)=2x^3-3x^2-12x+3$

A) x=3, x=2

B) x=-1, x=3

C) x=-1, x=2

D) x=0, x=2

10 / 25

Funksiya hosilasini toping: f(x)=5

A) 5

B) x

C) 0

D) 10

11 / 25

$f(x)=x^3-2x^2$ funksiya grafigiga x=1 abssisssali nuqtadao`tkazilgan urinma tenglamasini yozing

A) y=1/2

B) y=x

C) y=-x

D) y= 2x

12 / 25

A(2;0;-3) va B(3;4;0) nuqtalar orasidagi masofani toping

A) 25

B) √24

C) √26

D) 16

13 / 25

$\lim_{x\rightarrow -1}(5-2x)$ limitni hisoblang

A) 6

B) 7

C) 0

D) 5

14 / 25

Nargiza 4minutda 260ta so`zni terib, 7ta imloviy xatoga yo`l qo`ydi. Nargizaning matn terish sifatini aniqlang

A) 0,6

B) 0,0269

C) 0,5

D) 0,01

15 / 25

Agar f(x)=x² va bo`lsa ,f(g(-4)) ni toping

A) 36

B) 12

C) 0

D) -12

16 / 25

Karim 3 minutda 213ta so`zni terib , 6ta imloviy xatoga yo`l qo`ydi. Karimning matn terish sifatini toping.

A) 0,0282

B) 0,3265

C) 0,623

D) 0,0321

17 / 25

A(1;-2;2), B(1;4;0), C(-4;1;1) va D(-5;-5;3) nuqtalar berilgan. AC va BD vektorlar orasidagi burchakni toping

A) 15°

B) 80°

C) 90°

D) 52°

18 / 25

Qavariq ko’pburchakning har bir uchidan uchtadan qirra chiqadi. Agar bu ko’pyoqning qirralari soni 12 ta bo’lsa, uning nechta uchi va yog’i mavjud?

A) 4;18

B) 8;10

C) 4;11

D) 4;10

19 / 25

To’g’riburchakli parallelepiped asosining tomonlari 7:24 nisbatda, diagonal kesimining yuzi 50dm² ga teng. Yon sirtining yuzini toping.

A) 124 dm

B) 124 dm²

C) 135 dm²

D) 224 dm²

20 / 25

tengsizlikning yechimi bo’lgan eng kichik natural sonni toping

A) 4

B) 5

C) 3

D) 1

21 / 25

Uchlari soni 14 ta, qirralari soni esa 21 ta bo’lgan ko’pyoqning yoqlari sonini toping.

A) 4

B) 9

C) 8

D) 16

22 / 25

cos(2arctg(1/2)) ni hisoblang

A) 37/35

B) -35/37

C) -37/35

D) 35/37

23 / 25

chiziqlar bilan chegaralangan shaklning yuzini toping

A) √2

B) 2

C) 0,5

D) 1

24 / 25

Trapetsiyaning kichik asosi 6 ga va yon tomoni 5 va 7 ga teng. Uning kata asosi ham butun son bo’lsa, perimetri eng ko’pi bilan nechaga teng bo’lishi mumkin

A) 3√2

B) 4

C) 3

D) 1

25 / 25

Ixtiyoriy kvadratga tashqi va ichki chizilgan aylanalar yuzlari nisbati a ga teng. Ixtiyoriy aylanaga ichki va tashqi chizilgan kvadratlar yuzlari nisbati b ga teng bolsa, a/b ni toping

A) 335

B) 1

C) 4

D) 1/2