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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

sin3x+ $\sqrt{3}$ cos3x≥0 tengsizligini yeching

A) ø

B) [-π/9+2πn/3; 2π/9+2πn/3]

C) (-π/2+n π;- π/2+n π)

D) [-π/9+n π/3;2 π/9+n π/3]

2 / 25

Aylanaga o’tkazilgan vatar uni 5:7 nisbatda bo’ladi. Ushbu vatarga tiralgan, aylanaga ichki chizilgan katta burchakni toping

A) 75°

B) 125°

C) 105°

D) 55°

3 / 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) 1

B) 4

C) 3

D) 3√2

4 / 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) 1/2

D) 4

5 / 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) 90°

B) 80°

C) 52°

D) 15°

6 / 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

C) (4√2)/5

D) (4√2)3

7 / 25

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

A) 80

B) 75

C) 90

D) 70

8 / 25

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

A) x=3, x=2

B) x=-1, x=2

C) x=-1, x=3

D) x=0, x=2

9 / 25

tgx funksiya hosilasini toping

A) 1/sinx

B) cosx

C) 1/cos²x

D) sinx

10 / 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=3x-2,2

D) y=2x

11 / 25

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

A) 14x+12

B) 21x²-10x

C) 12x+12

D) 12x²-12

12 / 25

Uchlari A(2;3;4) va B(-4;-5;-6) nuqtalarda bo’lgan AB kesmasining o’rtasining koordinatalarini toping.

A) (-2;-4;-1)

B) (-1;-1;-1)

C) (-1;-3;-1)

D) (-1;-1;-4)

13 / 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)

14 / 25

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

A) y=x

B) y=1/2

C) y=-x

D) y= 2x

15 / 25

Funksiya hosilasini toping

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

A) 16x+14

B) 3x+1

C) 12x+14

D) 12x

16 / 25

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

A) 0

B) 16

C) 36

D) 12

17 / 25

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

A) 0,623

B) 0,0282

C) 0,3265

D) 0,0321

18 / 25

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

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

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

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

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

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) 8;10

B) 4;11

C) 4;18

D) 4;10

20 / 25

Kub to’la sirtining yuzi 105,84 sm² bo’lsa, uning har bir yog’i yuzini va qirrasining uzunligini toping.

A) 17,64 dm²; 4,9 dm

B) 17,64 dm²; 4,2 dm

C) 17,64 dm; 4,2 dm

D) 17,68 dm²; 4,2 dm

21 / 25

f(x)=(3x+2)² funksiyasining barcha boshlang’ich funksiyalarini toping.

A) F(x)=6x³+3x²+4

B) F(x)=6x³+3x²-4

C) F(x)=6x³+6x+4

D) F(x)=6x³+6x²+4

22 / 25

f(x)=sin2x funksiyasining barcha boshlang’ich funksiyalarini toping.

A) F(x)=0,5cos2x+C

B) F(x)=-0,5cos2x+C

C) F(x)=-2cos2x+C

D) F(x)=2sin4x+c

23 / 25

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

A) 3,08

B) 5,08

C) 4,08

D) 5,01

24 / 25

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

A) 6

B) 7

C) 8

D) 6

25 / 25

Havo shariga t $\in$ [0;10] minut oralig’ida V(t)=t³+13t²+t+20 (m³) havo purkamoqda. t=10 minutdagi havo hajmini toping.

A) 1023

B) 2330

C) 2025

D) 2300

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