Algebraik kasrning qiymatini toping. A 1 B -1 c -2 d 0

8 –sinf test
1.  bo`lsa,  algebraik kasrning qiymatini toping.

A)1 B)-1 C)-2 D)0

2. Algebraik kasrni qisqartiring: 

A) B) C) D)

3. Hisoblang:  ?

A)56 B)54 C)57 D)52

4.  sonli ifodaning qiymatini toping.

A)5 B)10 C)6 D)15

5. Tengsizliklarni qo’shing: 3x+y<2x+1 va 3y -2x<14x-2

A) x+4y<16y-x B) 3x+y+3y-2x<2x+1+14x-2 C) x+4y<16x-1 D) 2xy<16x-1 E) x+4y>16x-1

6. Tengsizlikni yeching : 5(x-3) + 2x<4x+3.

A) x<6 B) x<-6 C) x>6 D) x>-6 E) x=6

7.To’g’ri burchakli uchburchakning katetlaridan biri 12 sm, gipotenuzasi esa ikkinchi katetdan 6 sm uzun . Gipotenuzaning uzunligini toping. A) 15 B) 25 C) 26 D) 18 E) 32

8. To’g’ri burchakli uchburchakning katetlari 5sm va 6 sm. Uchburchakning yuzini toping.

A) 30sm² B) 5/6sm² C) 15sm² D) 60sm² E) sm²

9. Hisoblang: A) 3 B) 7 C) 21 D) 441 E) |-21 |

10. Tengsizliklarni ko’paytiring: 4<2x+1 va 3<2x-1

A) 12<4x²-1 B) 12>4x²-1 C) 12>4x²+1 D) 12>4x+1 E) to’g’ri javob keltirilmagan.

11. Tengsizlikni yeching : 5(x-3) + 2x<4x+3.

12. Tengsizlikni yeching: |4x-5 | ≤3

13. Tomonlari teng bo’lgan parallelogramm … deyiladi.

14. To’g’ri burchakli uchburchakning katetlari 5sm va 6 sm. Uchburchakning yuzini toping.

15. Trapetsiyaning kichik asosi 4 sm, o’rta chizig’i katta asosidan 4 sm qisqa . Trapetsiyaning o’rta chizig’ini toping.