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9-sinf Matematika 4-chorak

InfoMaster

Aprel 20, 2021

628 Ko'rishlar 3 izohlar

SaqlashSaqlanganOlib tashlandi -1

OMAD YOR BO'LSIN!

Tomonidan yaratilgan InfoMaster

9-sinf Matematika 4-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

Arifmetik progressiya $a_{12}-a_{15}$ =20 bo'lsa, $S_{26}$ ni toping?

A) 335

B) 337

C) 260

D) 336

2 / 25

To`rtburchak shaklidagi paxta maydoni xaritada yuzi 12 sm² bo`lgan to`rtburchak bilan tasvirlanadi. Agar xarita masshtabi
1: 5000 bo`lsa, maydonning haqiqiy yuzini toping

A) 2,4 ga

B) 2 ga

C) 0,6 ga

D) 3 ga

3 / 25

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

A) 9

B) 7

C) 16

D) 4

4 / 25

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

A) 135°; 45°; 135°; 45°

B) 110°; 70°; 110°; 70°

C) 115° ; 75° ; 115° ; 75°

D) 140°; 40°; 140°; 40°

5 / 25

Parabolaning koordinata o`qlari bilan kesishish nuqtalarining koordinatalarini toping: y = -2x² – 8x +10

A) (-1;0), (5;0), (0;-10)

B) (-2;0), (8;0), (0;6)

C) (2;0), (-8;0), (0;-6)

D) (1;0), (-5;0), (0;10)

6 / 25

Quyidagi tengsizliklardan qaysi biri kvadrat tengsizlik ekanini toping

A) 2x³ + 3x²-4x +7 > 0

B) 41x² – 9x + 1 < 0

C) x⁴-4< 0

D) 4x -5 > 0

7 / 25

4x² + 4x +1 ≤0 tengsizlikni yeching

A) (-∞; -1)U(4;∞)

B) (-∞; -1/2)

C) x = - 1/2

D) (- ∞; ∞)

8 / 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

9 / 25

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

A) (2; 3)

B) (-4; 6)

C) to'g'ri javob yo`q

D) (-∞;1) U (6; ∞)

10 / 25

Funksiyaning aniqlanish sohasini toping:

A) x≤1

B) (-∞;∞ )

C) x≠1

D) x≥1

11 / 25

Tenglamani yeching: sin(π -x)=1

A) π/2

B) 2πk

C) π/2-2πk

D) π/2+2πk

12 / 25

Burchakning radian o’lchovini toping: 300^°

A) π/4

B) 5π/3

C) π/3

D) 2π/3

13 / 25

Ko’paytmaning qaysi biri manfiy?

A) sin100° * cos300°

B) tg190° * cos400°

C) sin190° * tg200°

D) cos320° * ctg17°

14 / 25

Ifodaning qiymatini toping: tg300^°

A) 0

B) √3/3

C) -√3

D) √3

15 / 25

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

A) 1

B) 5/13

C) 12/5

D) 5/12

16 / 25

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

A) 8

B) 3

C) 4

D) 2

17 / 25

Agar va bo’lsa, ni toping

A) 1,2

B) 2/3

C) 0,5

D) 1/3

18 / 25

Uchburchak medianalari uchun noto’g’ri tasdiqni ko’rsating

A) Har biri uchburchakni ikkita tengdosh qismga ajratadi

B) Kesishish nuqtasida 2:1 nisbatda bo’linadi

C) Bir nuqtada kesishadi

D) Bir – biriga teng

19 / 25

Ifodaning qiymatini toping:
(-8)²-(-5)³-(12) ²

A) 122

B) 45

C) 189

D) 48

20 / 25

Sonlarni taqqoslang

A) b=a

B) b<a

C) b=a+0,8

D) a = b + 0,5

21 / 25

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

A) -4

B) 0,5

C) -5

D) 5

22 / 25

sin60^° nimaga teng

A) √2/2

B) 1

C) √3/2

D) 1/2

23 / 25

Hisoblang

A) √2

B) √7

C) √589

D) √23

24 / 25

Proporsiyaning noma’lum hadini toping

A) 2

B) 14/11

C) 7/11

D) 1

25 / 25

Hisoblang:

A) 5,76

B) 3,4

C) 2,4

D) 24

Baholash mezoni

86%-100% 5 baho

71%-85% 4 baho

56%-70% 3 baho

55% va kamiga 2 baho

Author: InfoMaster

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