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9-sinf Matematika 4-chorak

InfoMaster

Aprel 20, 2021

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SaqlashSaqlanganOlib tashlandi -1

OMAD YOR BO'LSIN!

9-sinf Matematika 4-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

Geometrik progressiyada $b_{1}$ =2, q=3 bo'lsa, $S_{6}$ ni toping?

A) 728

B) 336

C) 335

D) 337

2 / 25

Tomonlari 6 sm va 7 sm bo‘lgan to‘g‘ri to‘rtburchakka tashqi chizilgan doira yuzini toping

A) 21π sm²

B) 21,25π sm²

C) 21,2π sm²

D) 1,25π sm²

3 / 25

1002, 999, 996, progressiyaning nechanchi nomerli hadidan boshlab uning hadlari manfiy sonlar bo'ladi?

A) 334

B) 335

C) 337

D) 336

4 / 25

Aylananing 90° li yoyi uzunligi 15π sm. Aylana radiusini toping

A) 40 sm

B) 30 sm

C) 38 sm

D) 42 sm

5 / 25

Ifodani soddalashtiring:

A) √1/cosɑ

B) 1/ctgɑ

C) 2/sinɑ

D) -1/cosɑ

6 / 25

Arifmetik progressiyada $a_{2}-a_{6}$ =44, $a_{5}-a_{1}$ =20 bo'lsa $a_{100}$ ni toping?

A) 335

B) 495

C) 502

D) 334

7 / 25

Hisoblang

A) √589

B) √7

C) √2

D) √23

8 / 25

Hisoblang

A) 8

B) 53

C) 2

D) 45

9 / 25

Ifodani soddalashtiring:
(13x²-8xy-y² )+( -11x² -9xy+y²)

A) 2x² -17xy

B) 17xy

C) 2x²

D) x² -xy

10 / 25

Parabola uchining koordinatalarini toping: y=x²+6x+5

A) (3;4)

B) (-3;4)

C) (3;-4)

D) (-3;-4)

11 / 25

Agar 90^°° bo’lsa, quyidagilardan qaysi biri musbat

A) ctga

B) cosa

C) tga

D) sina

12 / 25

Funksiyaning aniqlanish sohasini toping: y=4x²+5

A) (-∞,+∞)

B) (5/4;+∞)

C) (0;5/4)

D) (1;2)

13 / 25

Tomonlari 3 va 5 bo‘lgan parallelogrammning bir diagonali 4 ga teng. Uning ikkinchi diagonalini toping

A) 2√13

B) √3

C) 2√3

D) √13

14 / 25

Uchburchakning ikki tomoni 2 sm va 4 sm bo’lib, ular orasidagi burchagi 30^°. Uchburchak yuzini toping

A) 3

B) 4

C) 8

D) 2

15 / 25

Poyezd har 30 m yo‘l yurganda 1 m tepaga ko‘tariladi. Temir yo‘lning gorizontga nisbatan ko‘tarilish burchagini toping

A) 2°

B) 30°

C) 60°

D) 22°

16 / 25

To’g’ri burchakli uchburchakning gipotenuzasi 18 sm va bir kateti 4 sm bo’lsa, uning ikkinchi katetini toping

A) 72

B) 2√27

C) 320

D) 340

17 / 25

Burchakning gradus o’lchovini toping: 3π/4

A) 140°

B) 35°

C) 150°

D) 135°

18 / 25

Tengsizlikni yeching: (x + 4)(x + 9) >0

A) (-∞; -9) U (-4; ∞)

B) (-9; -4)

C) (-∞;4) U (9; ∞)

D) (4; 9)

19 / 25

Bo`yi 160 sm bo`lgan o`quvchi soyasining uzunligi 128 sm bo`lsa, bo`yi 210 sm bo`lgan basketbolchining soyasining uzunligini toping

A) 158 sm

B) 168 sm

C) 148 sm

D) 178 sm

20 / 25

Tengsizlikni yeching: (x – 6)(x – 13) <0

A) (6;13)

B) (-∞;6) U (13; ∞)

C) (-13; -6)

D) (-∞;-13) U (6; ∞)

21 / 25

Quyidagi funksiyalardan qaysi biri kvadrat funksiya bo`ladi ?

A) y = 3x² + x³ – 8

B) y = 2010x² + 41x + 9

C) y = 2x -3

D) y = 5x⁴ + 6x

22 / 25

Berilgan uchburchak tomonlari 21 sm, 27 sm va 32 sm. Agar perimetri 120 sm bo`lgan uchburchak berilgan uchburchakka o`xshash bo`lsa, uning eng katta tomonini toping

A) 42 sm

B) 48 sm

C) 40,5 sm

D) 31,5 sm

23 / 25

Teng yonli trapetsiyaning ikkita burchagi ayirmasi 40⁰ ga teng. uning burchaklarini toping

A) 135°; 45°; 135°; 45°

B) 115° ; 75° ; 115° ; 75°

C) 140°; 40°; 140°; 40°

D) 110°; 70°; 110°; 70°

24 / 25

y = -2x² +6 funksiyaning grafigi qaysi koordinata choraklarida joylashgan ?

A) I, II, III, IV

B) I, II

C) III, IV

D) I, III, IV

25 / 25

Kvadrat tengsizlikni yeching:
3x² – 5x -2 > 0

A) (-∞; -1/3 ) U ( 2; ∞)

B) (-∞; 1/3 ) U ( 2; ∞)

C) (-1/3 ; 2)

D) (1/3 ; 2)

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