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9-sinf Matematika 4-chorak

InfoMaster

Aprel 20, 2021

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Tomonidan yaratilgan InfoMaster

9-sinf Matematika 4-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

tg60^° ni toping

A) 1

B) √2/2

C) √2

D) √3

2 / 25

Hisoblang

A) -2

B) 2

C) 9

D) 3

3 / 25

Sonlarni o’sish tartibida joylashtiring

A) c>a>b

B) a<b<c

C) c<a<b

D) b<a<c

4 / 25

Hisoblang

A) 2

B) 7

C) -2

D) 6

5 / 25

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

A) x² -xy

B) 2x² -17xy

C) 17xy

D) 2x²

6 / 25

Ifodani soddalashtiring:

A) 2

B) 1

C) 4√2

D) √3

7 / 25

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

A) 63 sm²

B) 70 sm²

C) 68 sm²

D) 78 sm²

8 / 25

Arifmetik progressiyada $a_{1}$ =3, d=-2. S $_{101}$ ni toping?

A) -9798

B) -9797

C) 7979

D) 2009

9 / 25

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

A) 334

B) 335

C) 495

D) 502

10 / 25

4x² + 4x +1 ≤0 tengsizlikni yeching

A) (-∞; -1/2)

B) (-∞; -1)U(4;∞)

C) x = - 1/2

D) (- ∞; ∞)

11 / 25

Ikkita o`xshash ABC va DEF uchburchaklar berilgan. Agar S_ABC = 75 m² ,
S_DEF = 675 m² va ABC uchburchakning bir tomoni 5 m bo`lsa, DEF uchburchakning unga mos tomonini toping

A) 45 m

B) 25 m

C) 10 m

D) 15 m

12 / 25

y = x² +x -6 funksiya x ning qanday qiymatlarida manfiy qiymatlar qabul qiladi

A) (2; 3)

B) (-3; 2)

C) (-∞;1) U (6; ∞)

D) (-∞;2) U (3; ∞)

13 / 25

p ning nechta butun qiymatida
x² + px +4 = 0 tenglama haqiqiy ildizga ega emas

A) 7

B) 4

C) 9

D) 16

14 / 25

x = 41 qiymat qaysi tengsizlikning yechimi bo`ladi

A) (x-7)(x-2010) > 0

B) (x +1)(x + 42) < 0

C) (x - 29)(x - 31) > 0

D) (x-30)(x-34) < 0

15 / 25

x² + 8x+15 ≤ 0 tengsizlikning butun yechimlari yig`indisini toping

A) -4

B) -12

C) 12

D) 23

16 / 25

Agar va bo’lsa, ni toping

A) 2/3

B) 0,5

C) 1,2

D) 1/3

17 / 25

Agar sina=12/13 bo’lsa, ctga ni toping

A) 5/12

B) 12/5

C) 1

D) 5/13

18 / 25

Ifodaning qiymatini toping sin300^°

A) -1/2

B) 0

C) 1/2

D) 2/√3

19 / 25

Tenglamani yeching: sin(π -x)=1

A) π/2

B) 2πk

C) π/2-2πk

D) π/2+2πk

20 / 25

Tenglamani yeching: cos(x-π )=0

A) πk

B) 2πk

C) 3π/2+2πk

D) 3π/2

21 / 25

Ifodaning qiymatini toping: tg300^°

A) 0

B) √3

C) -√3

D) √3/3

22 / 25

To‘g‘ri burchakli trapetsiyaning o‘tkir burchagi 30° ga, balandligi 4 sm ga va kichik asosi 6 sm ga teng. Trapetsiyaning yuzini toping

A) 1

B) (2+8√3) sm²

C) 8√3 sm²

D) (24+8√3) sm²

23 / 25

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

A) 73 sm²

B) 63 sm²

C) 56 sm²

D) 61 sm²

24 / 25

Funksiyaning aniqlanish sohasini toping:

A) x≠1

B) x≤1

C) x≥1

D) (-∞;∞ )

25 / 25

Parallelogrammning diagonallari 10 sm va 12 sm, ular orasidagi burchagi 60° ga teng. Parallelogramm tomonlarini toping

A) √11 sm, √41 sm

B) √31 sm, √91 sm

C) √31 sm, √94 sm

D) √31 sm, √61 sm

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