Algebraik ifodaning qiymatini toping: +, bunda x=9, y = -10 3 b -2 c -3 d -4


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  1. Algebraik ifodaning qiymatini toping: + , bunda x=9, y = -10

  1. 3 B) -2 C) -3 D) -4

  1. Kasirni qisqartiring: 36a2+24ab

24a2+36ab

  1. 3a + 2b B) 3a+2b C) 2a+3b D) 3a-2b

2a + 3b

  1. Amallarni bajaring: - +

A) 8x2-2y2+6xy B) 6xy-3y+4x2y C) 8x2-2y2+5xy D) 12x2y+4xy-2x2

12x2y3

4) Qavariq to’rtburchakning burchaklari 3, 5, 7 va 9 sonlariga proparsianal.

Shu burchaklarni toping.



  1. 120; 300; 1000; 1250 B) 450; 750; 1050; 1350 C) 550; 650; 1050; 1450

D) 650; 750; 1150; 1550

5) Kasrlarni ko’paytiring.



  1. B) C) 2mk D) 4nd

6) Hisoblang: :

A) 9 B) 10 C)7 D)8

7) Hisoblang: a=2,7 bo’lganda 5 ning toping.

A) 3,7 B) 2,8 C) 2,7 D) 4,7



8) Ifodani soddalashtiring. (+) + ( - )

A) B) C) D)

9) Hisoblang:

A) 2 B) 3 C) 1 D) 4

10) To’g’ri to’rtburchakning perimetri 24 sm.To’g’ri to’rtburchakning ixtiyoriy ichki nuqtasidan uning tomonlarigacha bo’lgan masofalar yig’indisini toping.

A) 10 B) 12 C) 13 D) 11

11) Agar b – a = -1,3 bo’lsa, a va b sonlarni taqqoslang.

A) ba C) a

12) -25>-30 ni -5 ga bo’ling.

A) 7>4 B) -5>-6 C) 5<6 D) -6<5

13) Tengsizliklarni qo’shing. 3x+y<2x+1 va 3y – 2x<14-2a

A) x+4y<2x-2a+15 B) x+4y>2x-2a+15 C) x-4y< 2x+3a-14 D) 4y-x> 2a+2x

14) Tenglamani yeching. 32-y = 27 A) -2 B) -1 C) 1 D) -3

15) tengsizlikni yeching. x+2<3(x+2)-4

A) x<0 B) x=1 C) x>0 D) x<3

16) Tenglamani yeching. 8x4x+13 =

17) Parallelogrammning perimetri 152 sm, tomonlaridan biri ikkinchisidan 25 sm ortiq parallelogram tomonlarini toping.

18) Agar sin= bo’lsa, cos ni toping.

19) Tengsizlikni yeching. 3(x-2) + 2x<4x+1



20)Tengsizliklar sistemasini yeching.

Savol

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Javob

B

A

C

B

A

D

C

A

C

B

A

C

A

B

C

-6

23sm;48sm



X<7

-2;2)

Tuzuvchi: BEKCHANOVA . Z

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