11-sinf Matematika 4-chorak

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11-sinf Matematika 4-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

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

A) 37/35

B) -35/37

C) -37/35

D) 35/37

2 / 25

cos15⁰*cos45⁰ *cos75⁰ ni hisoblang

A) √8/2

B) 2√2

C) √2/2

D) √2

3 / 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) 1/2

B) 4

C) 335

D) 1

4 / 25

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

A) [-π/9+2πn/3; 2π/9+2πn/3]

B) ø

C) [-π/9+n π/3;2 π/9+n π/3]

D) (-π/2+n π;- π/2+n π)

5 / 25

Voleybol jamoasi 9 ta o’yinchidan iborat. Boshlang’ich tarkibga 6 ta o’yinchini nechta usul bilan tanlab olish mumkin

A) 84

B) 21

C) 42

D) 168

6 / 25

y=x²-│2x-4│ funksiya grafigiga x=3 va

x= -3 nuqtalarda o’tkazilgan urinmalar kesishish nuqtasi ordinatasini toping

A) -5

B) -9

C) -12

D) -6

7 / 25

Tekislikdagi 1 m masofada yotgan nuqtadan ikkita teng og’ma o’tkazilgan. Agar og’malar perpendikulyar va tekislikka o’tkazilgan perpendikulyar bilan 60⁰ ga teng burchaklar tashkil etsa, og’malarning asoslari orasidagi masofani toping

A) 4√2

B) 2√2

C) 2√3

D) 1

8 / 25

B,C,D,E nuqtalar aylanadagi, A esa aylanadan tashqaridagi nuqtalar. D nuqta AE kesmada, B esa AC kesmada yotadi. Agar AE=12 va AC=16 bo’lsa, BE vatar uzunligining CD vatar uzunligiga nisbatini toping

A) 3

B) 4

C) 1

D) 3/4

9 / 25

2cosx+sinx=-2 tenglamaning [-π;π] kesmada nechta ildizi bor

A) 3

B) Ø

C) 1

D) 2

10 / 25

tgx funksiya hosilasini toping

A) 1/cos²x

B) 1/sinx

C) sinx

D) cosx

11 / 25

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

A) 4

B) 2

C) 3

D) 1

12 / 25

Agar A(1;2;3), B(3;7;6) bo’lsa, A̅B̅ vector koordinatalarini toping

A) (4;9;9)

B) (2;5;3)

C) (4;9;9)

D) (-2;-5;-3)

13 / 25

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

A) 12x²-12

B) 12x+12

C) 14x+12

D) 21x²-10x

14 / 25

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

A) y=35x

B) y=20x+20

C) y=10x

D) y=35x+30

15 / 25

Funksiyaning kamayish oraliqlarini toping

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

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

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

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

16 / 25

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

A) 7

B) 0

C) 6

D) 5

17 / 25

A) 13

B) 20

C) 18

D) 14

18 / 25

funksiya hosilasining x₀=-2 nuqtadagi qiymatini hisoblang.

A) 38/961

B) -38/31

C) -38/961

D) 38/31

19 / 25

y=-3x³+2x²-4x+5 funksiyaga x₀=-1 nuqtada o’tkazilgan urinma tenglamasining burchak koeffitsiyentini toping.

A) -13

B) -17

C) 15

D) 17

20 / 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

21 / 25

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

A) 14

B) 16

C) 18

D) 17

22 / 25

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

A) x=-1, x=2

B) x=0, x=2

C) x=3, x=2

D) x=-1, x=3

23 / 25

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

A) 25

B) √24

C) 16

D) √26

24 / 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) 2300

C) 2025

D) 2330

25 / 25

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

A) 124 dm

B) 135 dm²

C) 124 dm²

D) 224 dm²

Baholash mezoni

86%-100% 5 baho

71%-85% 4 baho

56%-70% 3 baho

55% va kamiga 2 baho

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