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11-sinf Matematika 3-chorak

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Aprel 20, 2021

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11-sinf Matematika 3-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

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

A) 0,5

B) 0,01

C) 0,6

D) 0,0269

2 / 25

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

A) (-2;-5;-3)

B) (4;9;9)

C) (4;9;9)

D) (2;5;3)

3 / 25

Funksiya hosilasini toping: f(x)=5

A) x

B) 5

C) 10

D) 0

4 / 25

tgx funksiya hosilasini toping

A) 1/sinx

B) cosx

C) 1/cos²x

D) sinx

5 / 25

Limitni hisoblang:

A) -4

B) 4

C) -3

D) 3

6 / 25

$f(x)=x^3+2x^2+x+3$ funksiyasining kamayish oralig’ini toping.

A) (-1/3;+∞)

B) (-∞;-1)

C) (-1;1/3)

D) [-1;-1/3]

7 / 25

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

A) 16

B) 12

C) 0

D) 36

8 / 25

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

A) 0

B) 2

C) 0.5

D) 1.5

9 / 25

funksiya hosilasining x₀=-2 nuqtadagi qiymatini hisoblang.

A) -38/31

B) 38/31

C) -38/961

D) 38/961

10 / 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;-4)

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

D) (-1;-3;-1)

11 / 25

A) 18

B) 13

C) 14

D) 20

12 / 25

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

A) 5

B) 0

C) 6

D) 7

13 / 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)3

B) 4

C) (2√5)/3

D) (4√2)/5

14 / 25

$f(x)=x^4-8x^2+3$ funksiyaning [-4;1] kesmadagi eng kata qiymatini toping.

A) 131

B) -4

C) 13

D) -13

15 / 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

16 / 25

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

A) 124 dm²

B) 135 dm²

C) 224 dm²

D) 124 dm

17 / 25

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

A) F(x)=2sin4x+c

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

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

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

18 / 25

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

A) 17,64 dm; 4,2 dm

B) 17,68 dm²; 4,2 dm

C) 17,64 dm²; 4,9 dm

D) 17,64 dm²; 4,2 dm

19 / 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) 25600

B) 8100

C) 14400

D) 19600

20 / 25

f(x)=e^xcosx funksiyasi uchun f ’(π/2) ni aniqlang.

A. e^-0.5π B. e^0,5π C. e^π D. e^-π

A) e^(π)

B) e^(0.5π)

C) e^(-π)

D) e^(-0.5π)

21 / 25

cos15⁰*cos45⁰ *cos75⁰ ni hisoblang

A) √8/2

B) √2

C) √2/2

D) 2√2

22 / 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) 4

B) 1

C) 1/2

D) 335

23 / 25

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

A) -35/37

B) 37/35

C) -37/35

D) 35/37

24 / 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) √2

B) 2

C) 1

D) √22

25 / 25

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

A) 24

B) -24

C) 23

D) -23