9-sinf 1-variant



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[@darsliklar] 9-11 sinf matematika test

10-sinf

4-variant

  1. Hisoblang: 4 −34 5 + 2 5 − 4 125

A) 1 + 4 5 B) 1 C) 2 D) 1 + 5 E) 5

A B C

  1. Agar A, B, C - uchburchakning burchaklari bo'lsa, sin sin sin = a

2 2 2

shartni qanoatlantiruvchi a ning eng kichik qiymatini toping.

A) 1/8 B) 3/2 C) 3/4 D) 1/2 E) 1/16


  1. sin47o + sin61o - sin11o - sin25o ifodaning qiymatini toping.

A) 1 B) 1/2 C) cos7o D) 0,5cos7o E) sin7o

  1. k ning qanday qiymatlarida |ln(x + 15)| = - (x + k)2 tenglama yechimga ega bo'ladi?

A) –15 B) 14 C) 15 D) 10 E) -e

  1. Hisoblang: (900 −35,5− 28,5)/(2,5−1 +1,8− 2 )

A) 2/5 B) 3/7 C) 5/7 D) 7/10 E) 3/10 6. -4x + 12 - -x tengsizlik qaysi oraliqlarda yechimga ega emas?

A) (-∞; -3) U (-2: ∞) B) [-3; -2] C) (-∞; 0] D) [-3; 0) E) (-∞; -3]



  1. Tengsizlikni yeching: |x2 - 6| < 1

A) (- 7 ; 7 ) B) (- 7 ; - 5 ) U ( 5 ; 7 )

C) [- 7 ; -1) U (1; 7 ) D) (1; 3 ) E) (- 3 ; -1)



  1. ABC uchburchakda ∠A = 75o, ∠C = 60o va BC = 2 + 3 . AB = ?

A) 3 B) 2 C) 3 3 D) 3 E) 2 + 3

⎧⎪x2 + y 2 =16



  1. ⎨ tenglamalar sistemasi nechta yechimga ega?

⎪⎩ x + y = 5

A) 10 B) 2 C) 3 D) ∅ E) 8



  1. Hisoblang: arctg(1/2) - arctg(1/3)

A) π/4 B) π/4+πn C) -π/4+πn D) -π/4 E) 3π /4

  1. Agar a2 + 3ab +b2 =44 va a2 + ab + b2 = 28 bo'lsa, a2 -ab + b2 ning qiymatini toping.

A) 14 B) 18 C) 12 D) 19 E) 16

  1. Tengsizlikni yeching: |x + 1| > 2|x + 2|

A) (-2; -1) B) [-3; -1] C) (-3; -5/3) D) (-3; 0) E) (-3; -2)

  1. Hisoblang:

A) 17 B) 12 C) 14 D) 41 E) 20

  1. y = - x2 - 6x + 11 funksiyaning qiymatlari sohasini toping. A) [0; ∞) B) [0; 11] C) [-2; ∞] D) (2; ∞) E) (-∞;∞)

  2. Agar cos37° = a bo'lsa, sin16° ni toping.

A) a2 – 1 B) a – 1 C) 2a2 – 1 D) 1 - 2a2 E) aniqlab bo'lmaydi 16. sin6α + cos6α + 3sin2α - cos2α ni soddalashtiring.

A) –1 B) 0 C) 1 D) 2 E) 4



  1. Agar sin2x = 2/5 bo'lsa, sin8x + cos8x ni toping.

A) 16/25 B) 398/625 C) 527/625 D) 256/625 E) 8/25

  1. Kateti 2 ga teng bo'lgan to'g'riburchakli teng yonli uchburchakning medianalari kesishgan nuqtasi bilan issektrisalar kesishgan nuqtalari orasidagi masofani toping.

A) ( 2 - 1)/2 B) ( 2 - 3 )/3 C) (2 3 -3)/6

D) (3 2 - 4)/3 E) (2 3 - 3)/2



  1. Kvadrat hosil qilish uchun o'lchovlari 8 va 20 bo'lgan to'g'ri to'tburchakdan eng kamida qancha olish mumkin?

A) 10 B) 12 C) 6 D) 8 E) 15

  1. = 20 va ab= 18 bo'lsa |b| ni toping.

2 B) 7 3 C) 8 2 D) 12 E) 15

  1. Tenglamani ildizini toping: 0,7(6y - 5) = 0,4(y - 3) - 1,16

A) - 0,3 B) 0,25 C) - 0,2 D) 0,3 E) 0,75 22. [-2π; 2π] oraliqda (cos2x - cosx) / sinx = 0 tenglama nechta yechimga ega?

A) 6 B) 3 C) 2 D) 4 E) 1



  1. Tenglamani ildizini toping: x x x x... = 25

A) 25 B) 5 5 C) 5 D) 5 E) ildizi yo'q

  1. Ifodani soddalashtiring:

A) 2cosα B) sinα C) 0,5sinα D) 2sinα E) tgα

  1. Tengsizlikni yeching: log0,5(x - 2) > log0,5(3 - x)

A) x < 2,5 B) 2 < x < 3 C) 2 < x < 2,5 D) x > 2,5 E) 2 ≤ x≤ 2,5

  1. Qanday sonning 7 foizi 126 dan ikki marta kichik?

A) 3600 B) 900 C) 256 D) 145 E) 600

  1. Hisoblang: sin1920o

A) 0 B) 3 /2 C) 0,5 D) 2 /2 E) 1

  1. Doiraning yuzi 96% ga oshishi uchun uning radiusini necha foizga oshirish kerak?

A) 4 B) 62 C) 40 D) 140 E) 196

  1. To'g'ri burchakli uchburchakning kateti 8 ga, shu katetning gipotenuzaga proyeksiyasi 6,4 ga teng bo'lsa, uchburchak yuzini toping.

A) 25,6 B) 48 C) 51,2 D) 24 E) 18

  1. Tomonlari arifmetik progressiyani tashkil etuvchi to'g'ri burchakli uchburchakning o'tkir burchaklaridan kichigini toping.

A) arctg1,5 B) 35o C) arctg 0,75 D) 30o E) 40o

  1. tg75o ni hisoblang.

A) 1+ 3 B) 2+ 3 C) 2 - 3 D) (1+ 2 )/2 E) 2/ 3

  1. Quyidagi ifodaning eng katta qiymatini toping: 4b - a2 + 2ab - 2b2.

A) 1 B) 2 C) 6 D) 2 E) 8

  1. Geometrik progressiyada b1+ b9 = 5 va b12 + b92 = 17. b4 - b6 - ?

A) 4 B) 3 C) 2 D) 10 E) 6

  1. |1 - |1 - x|| = 0,5 tenglamaning yechimlari yig'indisini toping.

A) 1 B) 2,5 C) 4,5 D) 4 E) 2

  1. x2 - 5x - 52+x < 0 tengsizlikning eng katta butun yechimini toping.

A) –5 B) 5 C) 2 D) 4 E) 6

  1. Ifodani soddalashtiring:

A) tgα B) ctgα C) -ctgα D) -tgα E) -1

  1. t ning qanday qiymatlarida x2 + 4x + 3 + t < 0 tengsizlik yechimga ega emas?

A) (1; +oo) B) 0 C) (-oo; 1] D) [1; +oo) E) (-oo; 1)

  1. A(2; 4), B(3;6) va C(6; 14) nuqtalar berilgan. | AB + AC | ni toping.

  A) 13 2 B)14 C)13 D)12 E)10 о 

  1. a va b birlik vektorlari orasidagi burchak 60 bo'lsa, |a+b | ni toping.

A) 3 B) 1 C) 2 D) 2 E) 3

  1. x + 3y - 12 = 0 to'g'ri chiziq va koordinata o'qlari kesmalari bilan chegaralangan uchburchakning yuzini toping.

A) 12 B) 24 C) 36 D) 48 E) 64


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