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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) (2√5)/3

B) (4√2)3

C) (4√2)/5

D) 4

2 / 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) 52°

B) 90°

C) 15°

D) 80°

3 / 25

$f(x)=x^3-2x^2+3x-2$ funksiya grafigiga x=4 abssissali nuqtada o`tkazilgan urinma tenglamasini tuzing

A) y=35x+30

B) y=35x

C) y=10x

D) y=20x+20

4 / 25

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

A) 2

B) 1

C) 3

D) 4

5 / 25

Funksiya hosilasini toping: $f(x)=7x^3-5x^2+4$

A) 21x²-10x

B) 14x+12

C) 12x²-12

D) 12x+12

6 / 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= 2x

D) y=x

7 / 25

tgx funksiya hosilasini toping

A) sinx

B) 1/sinx

C) 1/cos²x

D) cosx

8 / 25

Murakkab funksiyaning hosilasini toping. y=x²sinx

A) y’=2xsinx-x²

B) y’=-2xsinx+x²

C) y’=x²cosx-2xsinx

D) y’=2xsinx+x²cosx

9 / 25

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

A) x=3, x=2

B) x=0, x=2

C) x=-1, x=2

D) x=-1, x=3

10 / 25

Moddiy nuqtaning berilgan t vaqtdagi tezligini hisoblang: $s(t)=t^3-2t^2+t$ , t=5

A) 80

B) 90

C) 75

D) 70

11 / 25

A(-4;3;6) nuqtaning Oxz tekisligiga nisbatan simmrtrik nuqtasini toping.

A) (-4;-3;6)

B) (-4;-6;6)

C) (-4;-3;9)

D) (-8;-3;6)

12 / 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) 0,25

B) 0,5

C) 1,5

D) 0,15

13 / 25

Funksiyaning kamayish oraliqlarini toping

A) (-1;0) va (0;1)

B) (-2;0) va (0;1)

C) (-3;0) va (0;1)

D) (-1;0) va (0;2)

14 / 25

Moddiy nuqta qonuniyat bilan harakatlanmoqda, eng katta tezlanishga erishiladigan vaqtni toping.

A) 7

B) 4

C) 6

D) 5

15 / 25

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

A) 224 dm²

B) 135 dm²

C) 124 dm²

D) 124 dm

16 / 25

To’g’riburchakli parallelepiped bir uchidan chiquvchi uchta qirralari uzunliklari 4,6 va 9 ga teng. Unga tengdosh kub qirrasining uzunligini toping.

A) 7

B) 6

C) 6

D) 8

17 / 25

F(x)=0.2sin(5x+12) funksiyasi uchun f(x) ni toping

A) f(x)=cos(5x+12)

B) f(x)=0.5cos(5x+12)

C) f(x)=-0,5sin(5x+12)

D) f(x)=-cos(5x+12)

18 / 25

$\sqrt[3]{131}$ sonini taqriban hisoblang.

A) 4,08

B) 5,01

C) 3,08

D) 5,08

19 / 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;11

B) 8;10

C) 4;18

D) 4;10

20 / 25

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

A) -35/37

B) -37/35

C) 37/35

D) 35/37

21 / 25

y>0 bo’lsin. To’g’riburchakning uchlari to’g’ri burchakli koordinatalar sistemasida qyuidagicha berilgan:
A(0;0), B(0;y), C(-9;y) va D(-11;0). To’rtburchak diagonallarining o’tralari orasidagi masofani toping

A) 1

B) √2

C) √22

D) 2

22 / 25

tengsizlikning yechimi bo’lgan eng kichik natural sonni toping

A) 5

B) 3

C) 1

D) 4

23 / 25

Uchburchakli muntazam prizma asosining radiusi $\sqrt{3}$ ga va balandligi 2 ga teng bo’lgan silindrga ichki chizilgan. Prizma yon sirtining yuzini toping

A) 3

B) 4

C) 36

D) 335

24 / 25

Muntazam uchburchak tomoni 3 ga teng. Uchburchak tomonlari o’rtalari tutashtirilib, muntazam uchburchaklar hosil qilindi. Ichma-ich joylashgan uchburchaklar yuzlari yig’indisini toping

A) 3

B) 3√3

C) 2√3

D) 2

25 / 25

aniq integralni hisoblang