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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

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

A) 12x+12

B) 12x²-12

C) 14x+12

D) 21x²-10x

2 / 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=0, x=2

D) x=-1, x=3

3 / 25

Uchlari A(2;-3;4) va B(-2;4;5) nuqtalarda bo’lgan AB kesmasining uzunligini toping

A) √55

B) √24

C) √66

D) √19

4 / 25

funksiyaning [-4;2] oraliqdagi eng katta qiymatini toping $f(x)=x^3+4.5x^2-9$

A) 18

B) 17

C) 16

D) 14

5 / 25

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

A) 2

B) 4

C) 3

D) 1

6 / 25

tgx funksiya hosilasini toping

A) 1/sinx

B) sinx

C) 1/cos²x

D) cosx

7 / 25

Funksiya hosilasini toping: f(x)=5

A) 10

B) 0

C) x

D) 5

8 / 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

9 / 25

f(x)=2x+3 funksiyasi uchun A(1;5) nuqtadan o’tuvchi boshlang’ich funksiyasini toping.

A) F(x)=x²+3x+1

B) F(x)=x²+3x-1

C) F(x)=x²-3x+1

D) F(x)=x²-3x-1

10 / 25

Funksiya hosilasini toping

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

A) 12x+14

B) 3x+1

C) 12x

D) 16x+14

11 / 25

A) 14

B) 13

C) 18

D) 20

12 / 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

B) y=2x+3

C) y=3x-2,2

D) y=2x-2,25

13 / 25

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

A) (-1;-3;-1)

B) (-1;-1;-4)

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

D) (-2;-4;-1)

14 / 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°

15 / 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

16 / 25

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

A) 17,68 dm²; 4,2 dm

B) 17,64 dm²; 4,2 dm

C) 17,64 dm²; 4,9 dm

D) 17,64 dm; 4,2 dm

17 / 25

To’g’ri to’rtburchak shaklidagi yer maydoninig atrofini o’rashmoqchi. 480 m panjara yordamida eng ko’pi bilan necha kvadrat metr yer maydonni o’rash mumkin?

A) 8100

B) 25600

C) 14400

D) 19600

18 / 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+6x²+4

D) F(x)=6x³+6x+4

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;18

B) 4;11

C) 4;10

D) 8;10

20 / 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)=0.5cos(5x+12)

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

21 / 25

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

A) 7

B) 4

C) 5

D) 6

22 / 25

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

A) 125°

B) 75°

C) 105°

D) 55°

23 / 25

(x²+23x+23)(x²+x+23)=23x² tenglama haqiyqiy ildizlari yig’indisini toping

A) -24

B) -23

C) 23

D) 24

24 / 25

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