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9-sinf Matematika 2-chorak

InfoMaster

Aprel 15, 2021

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OMAD YOR BO'LSIN!

9-sinf Matematika 2-chorak

Testni Salomov Sardor tayyorladi.

1 / 25

Agar va 90^°° bo’lsa, sina ni toping

A) 14/13

B) 12/13

C) 5/12

D) 5/13

2 / 25

Hisoblang

A) 6

B) -2

C) 7

D) 2

3 / 25

Sonlarni taqqoslang

A) a = b + 0,5

B) b<a

C) b=a

D) b=a+0,8

4 / 25

Funksiyaning aniqlanish sohasini toping: y=4x²+5

A) (1;2)

B) (-∞,+∞)

C) (5/4;+∞)

D) (0;5/4)

5 / 25

tg60^° ni toping

A) √3

B) 1

C) √2

D) √2/2

6 / 25

Hisoblang:

A) 2,4

B) 5,76

C) 3,4

D) 24

7 / 25

sin60^° nimaga teng

A) 1

B) √2/2

C) 1/2

D) √3/2

8 / 25

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

A) -4/5

B) 3/4

C) -3/4

D) 4/5

9 / 25

Hisoblang

A) √23

B) √2

C) √7

D) √589

10 / 25

Ikkita gomotetik ko’pburchak uchun to’g’ri tasdiqni ko’rsating

A) Ular tengdosh

B) Ular o’xshash

C) Ular teng

D) To’g’ri javob yo’q

11 / 25

Hisoblang

A) 2

B) 45

C) 53

D) 8

12 / 25

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

A) (-3;4)

B) (-3;-4)

C) (3;4)

D) (3;-4)

13 / 25

Amallarni bajaring:

A) 61

B) 60

C) 213

D) 69

14 / 25

Quyidagi funksiyalardan qaysi biri kvadrat funksiya bo`ladi ?

A) y = 5x⁴ + 6x

B) y = 2x -3

C) y = 2010x² + 41x + 9

D) y = 3x² + x³ – 8

15 / 25

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

A) (-∞;6) U (13; ∞)

B) (-13; -6)

C) (6;13)

D) (-∞;-13) U (6; ∞)

16 / 25

4x² + 4x +1 ≤0 tengsizlikni yeching

A) (-∞; -1/2)

B) x = - 1/2

C) (-∞; -1)U(4;∞)

D) (- ∞; ∞)

17 / 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

18 / 25

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

A) 9

B) 6

C) -1

D) 1

19 / 25

A(7;11), B(10; 7) bo`lsa, AB kesmaning uzunligini toping

A) 5

B) 35

C) 147

D) 7

20 / 25

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

A) (-3; 2)

B) (-3; - 2)

C) (3; 2)

D) (3; -2)

21 / 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) 31,5 sm

B) 40,5 sm

C) 48 sm

D) 42 sm

22 / 25

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

A) 110°; 70°; 110°; 70°

B) 115° ; 75° ; 115° ; 75°

C) 135°; 45°; 135°; 45°

D) 140°; 40°; 140°; 40°

23 / 25

AB va CD kesmalar O nuqtada kesishadi, AO = 12m, BO = 3 sm, CO = 28 sm, DO = 7 sm bo`lsa, AOC va BOD uchburchaklar yuzlari nisbatini toping