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9-sinf Matematika 4-chorak

InfoMaster

Aprel 20, 2021

552 Ko'rishlar 3 izohlar

SaqlashSaqlanganOlib tashlandi -1

OMAD YOR BO'LSIN!

9-sinf Matematika 4-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

x= -2 da y=2x² +5x-3 funksiyaning qiymatini toping

A) 5

B) -5

C) 0,5

D) -4

2 / 25

tg60^° ni toping

A) 1

B) √2

C) √3

D) √2/2

3 / 25

Agar sina=3/5 va 90^°° bo’lsa, сosa ni toping

A) -4/5

B) 3/4

C) 4/5

D) -3/4

4 / 25

Amallarni bajaring:

A) 213

B) 69

C) 61

D) 60

5 / 25

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

A) 7

B) 9

C) 4

D) 16

6 / 25

Parabola uchining koordinatalarini toping:
y =(x-3)²+2

A) (3; 2)

B) (3; -2)

C) (-3; - 2)

D) (-3; 2)

7 / 25

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

A) I, II

B) I, II, III, IV

C) I, III, IV

D) III, IV

8 / 25

Agar (-1;2) nuqta y = kx² +3x – 4 parabolaga tegishli bo`lsa, k ning qiymatini toping

A) -1

B) 1

C) 6

D) 9

9 / 25

Quyidagi tengsizliklardan qaysi biri kvadrat tengsizlik ekanini toping

A) x⁴-4< 0

B) 2x³ + 3x²-4x +7 > 0

C) 4x -5 > 0

D) 41x² – 9x + 1 < 0

10 / 25

Kvadrat funksiyaning nollarini toping:
y = x² - 5x + 6

A) x₁= -1, x₂= - 6

B) x₁=2, x₂ =3

C) x₁=1, x₂=6

D) x₁= -2, x₂= -3

11 / 25

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

A) 340

B) 320

C) 2√27

D) 72

12 / 25

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

A) 3

B) 4

C) 2

D) 8

13 / 25

Ifodaning qiymatini toping sin300^°

A) 0

B) -1/2

C) 2/√3

D) 1/2

14 / 25

Burchakning radian o’lchovini toping: 300^°

A) 2π/3

B) π/4

C) 5π/3

D) π/3

15 / 25

Agar va bo’lsa, ni toping

A) 1,2

B) 0,5

C) 2/3

D) 1/3

16 / 25

Tenglamani yeching: cos(x-π )=0

A) 2πk

B) 3π/2+2πk

C) 3π/2

D) πk

17 / 25

Rombning katta diagonali 18 sm va bir burchagi 120°. Romb yuzini toping

A) 54√3 sm²

B) 51√5 sm²

C) 54√3 sm²

D) 54√2 sm²

18 / 25

Funksiyaning aniqlanish sohasini toping:

A) (-∞;∞ )

B) x≤1

C) x≠1

D) x≥1

19 / 25

Arifmetik progressiyada $a_{2}+a_{9}$ =20 bo'lsa, $S_{10}$ ni toping?

A) 100

B) 110

C) 90

D) 200

20 / 25

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

A) 12

B) 2

C) 17

D) 4

21 / 25

701 soni 1, 8, 15, 22, progressiyaning nechanchi nomerli hadi?

A) 100

B) 102

C) 101

D) 99

22 / 25

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

A) -9798

B) -9797

C) 7979

D) 2009

23 / 25

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

A) 63/64

B) 1/4

C) 64/65

D) 1/2

E) 1/8

24 / 25

Ifodani soddalashtiring:

A) 4√2

B) √3

C) 2

D) 1

25 / 25

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

A) 100

B) 2

C) 1250

D) -2

Baholash mezoni

86%-100% 5 baho

71%-85% 4 baho

56%-70% 3 baho

55% va kamiga 2 baho

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