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9-sinf Matematika 4-chorak

InfoMaster

Aprel 20, 2021

562 Ko'rishlar 3 izohlar

SaqlashSaqlanganOlib tashlandi -1

OMAD YOR BO'LSIN!

9-sinf Matematika 4-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

Funksiyaning eng kichik qiymatini toping:
y = x² + 4x + 5

A) 9

B) 3

C) 1

D) 5

2 / 25

y = 4x² +12x +9 funksiyaning o`sish oralig`ini toping

A) (-1,5; ∞)

B) (-∞; 1,5)

C) (-∞; -1,5)

D) (1,5; ∞)

3 / 25

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

A) (4; 9)

B) (-∞; -9) U (-4; ∞)

C) (-9; -4)

D) (-∞;4) U (9; ∞)

4 / 25

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

A) 115° ; 75° ; 115° ; 75°

B) 140°; 40°; 140°; 40°

C) 110°; 70°; 110°; 70°

D) 135°; 45°; 135°; 45°

5 / 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

6 / 25

Kvadrat tengsizlikni yeching: x² – 4x +6 > 0

A) to'g'ri javob yo`q

B) (2; 3)

C) (-∞;1) U (6; ∞)

D) (-4; 6)

7 / 25

Funksiyaning aniqlanish sohasini toping

A) x≥ 1

B) (-∞;+∞ )

C) x≠1

D) x≤1

8 / 25

Hisoblang

A) √2

B) √23

C) √7

D) √589

9 / 25

sina=1/2 bo’lgan o’tkir burchakni ko’rsating

A) 30°

B) 90°

C) 60°

D) 45°

10 / 25

Hisoblang:

A) 5,76

B) 2,4

C) 3,4

D) 24

11 / 25

tg60^° ni toping

A) √2/2

B) 1

C) √3

D) √2

12 / 25

Geometrik progressiyada $S_{1}$ =10, $S_{5}$ =310 bo'lsa, q ni toping?

A) 17

B) 2

C) 4

D) 12

13 / 25

Arifmetik progressiyada d=4, $S_{50}$ =5000 bo'lsa, $a_{1}$ ni toping?

A) 1250

B) 100

C) -2

D) 2

14 / 25

Parallelogrammning tomonlari 7√3 va 6 sm. Agar uning o‘tmas burchagi 120° bo‘lsa, uning yuzini toping

A) 68 sm²

B) 63 sm²

C) 70 sm²

D) 78 sm²

15 / 25

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

A) 336

B) 335

C) 334

D) 337

16 / 25

Cheksiz kamayuvchi geometric progressiyada b1=1/4 , S=16 bo'lsa, q ni toping?

A) 1/4

B) 63/64

C) 1/2

D) 1/8

E) 64/65

17 / 25

Hisoblang:

A) 3/2

B) 1

C) 2

D) 1/2

18 / 25

Ko’paytmaning qaysi biri manfiy?

A) sin100° * cos300°

B) tg190° * cos400°

C) sin190° * tg200°

D) cos320° * ctg17°

19 / 25

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

A) √3

B) 2√3

C) 2√13

D) √13

20 / 25

Funksiyalarning qaysi biri juft funksiya

A) 2,3

B) 1,2

C) 3,4

D) 1,4

21 / 25

Tenglamani yeching: cos(x-π )=0

A) 2πk

B) πk

C) 3π/2

D) 3π/2+2πk

22 / 25

Burchakning radian o’lchovini toping: 300^°

A) π/4

B) π/3

C) 5π/3

D) 2π/3

23 / 25

Ifodani soddalashtiring

A) tgɑ

B) ctgɑ

C) 1/sin²ɑ

D) 2/sin²ɑ

24 / 25

Funksiyaning aniqlanish sohasini toping:

A) x≠1

B) (-∞;∞ )

C) x≤1

D) x≥1

25 / 25

Parallelogrammning tomonlari 7√3 va 6 sm. Agar uning o‘tmas burchagi 120° bo‘lsa, uning yuzini toping

A) 56 sm²

B) 61 sm²

C) 73 sm²

D) 63 sm²

Baholash mezoni

86%-100% 5 baho

71%-85% 4 baho

56%-70% 3 baho

55% va kamiga 2 baho

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