Umumta’lim maktablarining VII sinf o`quvchilari uchun matematika fanidan oraliq va yakuniy nazorat testlari to`plami

7 sinf. 2-chorak. 7-variant.

1. 
   Tenglamani yeching: 0,6x=54
   

A) 90 B) 9 C) 6 D) 0,9

2. 
   Ushbu 14x+1=4x+a tenglamaning ildizi x=1 bo`lsa, a ning qiymatini toping.
   

A) 21 B) 13 C) 11 D) 1

3. 
   Tenglamaning ildizini toping: 4x-2=10+2x
   

A) 3 B) 6 C) 5 D) 1

4. 
   O`quvchi bir son o`yladi. Agar uni 4 ga ko`paytirib, ko`paytmaga 6 sonini qo`shilsa va yig`indi 2 ga bo`linsa, natijada 17 hosil bo`ladi. O`ylangan sonni toping.
   

A) 4 B) 7 C) 11 D) 6

5. 
   Tenglamaning ildizini toping: 4(x-3)+5=6x-9
   

A) 1 B) 11 C) 9 D) 6

6. 
   Tenglamani yeching: A) 7 B) 9 C) 6 D) 16
   
7. 
   Hisoblang: A) 81 B) 27 C) 12 D) 3
   
8. 
   Quyida keltirilgan darajaning xossalaridan qaysi biri noto`g`ri?
   

A) B) C) D)

9. 
   Hisoblang: A) B) C) D)
   

10. 
    Asosi a bo`lgan daraja shaklida yozing:
    

A) a⁷ B) a⁹ C) a¹⁰ D) a¹⁶

11. 
    tenglik bajariladigan n ning qiymatini toping.
    

A) 9 B) 27 C) 0 D) 24

12. 
    Ushbu jumlalardan qaysi biri noto`g`ri?
    

A) Sonli va harfiy ko`paytuvchilar, ularning darajalari ko`paytmasidan tuzilgan ifoda birhad deyiladi.

B) Birhadning standart shaklida bir xil harflar qatnashmaydi.

C) Standart shakldagi birhadning son ko`paytuvchisi birhadning koeffitsiyenti deyiladi.

D) Birhadlarning ko`paytmasi birhad bo`lmaydi.

13. 
    Ifodani soddalashtiring: 2(3a-b)-2(a-4b)
    

A) 3a-4b B) 2a-2b C) 4a+6b D) a+b

14. 
    Agar D=4p²+2q va L=-2p²-q bo`lsa, D+L ni toping.
    

A) 6p²-3q B) 2p²+q C) 2p²-3q D) 2p²-q

15. 
    Agar Q=m²-n²+3mn va P =3m²-3n²+5mn bo`lsa, Q-P ni toping.
    

A) -2m²-4n²+8mn B) -2m²+4n²+8mn C) -m²+4n²-8 D) -2m²+2n²-2mn

16. 
    Ko`phadni standart shaklga keltiring: 11k²+4k-k²-4k
    

A) 15k² B) 12k² C) 10k² D) 20k²

17. 
    0,027m³n⁹ birhad qaysi javobda birhadning kubi shaklida to`g`ri yozilgan?
    

A) B) C) D)

18. 
    Birhadni standart shaklida yozing va son qiymatini toping: qp7p, bunda: q=,p=-3 .
    

A) -21 B) 7 C) 21 D) 7³

19. 
    Koeffitsiyenti 1 ga teng bo`lgan birhadni ko`rsating.
    

A) 5kc²3d0,2k B) 0,3a²ba C) xyz6xy² D) 10a²b0,1ab²

20. 
    Tenglamani yeching: A) 7⁸ B) 7¹⁵ C) 7⁴ D) 7²
    
21. 
    Birto`g`ri chiziqda yotuvchi F, E S nuqtalar uchun FE=14 sm, FS=36 sm bo`lsin. ES kesma uzunligini toping.
    

A) 20 sm yoki 48 sm B) 40 sm C) 12 sm D) 22 sm yoki 50 sm

22. 
    Agar qo`shni burchaklarning burchak kattaliklari 6:9 kabi nisbatda bo`lsa, bu burchaklarni toping.A) 72⁰ va 104⁰B) 60⁰ va 90⁰C) 72⁰ va 108⁰D) 150⁰ va 30⁰
    
23. 
    Agar ikki to`g`ri chiziqning kesishishidan hosil bo`lgan burchaklardan biri 10<sup>0</sup> bo`lsa, qolgan burchaklarni toping.
    

A) 170⁰, 10⁰, 170⁰ B) 160⁰, 20⁰, 160⁰ C) 30⁰, 40⁰, 50⁰ D) 110⁰, 70⁰, 10⁰

24. 
    Teng yonli uchburchakning perimetri 70 sm ga, yon tomoni esa 10 sm ga teng. Uning asosini top[ing.A) 20 B) 25 C) 30 D) 35
    
25. 
    Perimetri 70 sm ga teng bo`lgan uchburchakning balandligi uni 40 sm va 50 sm ga teng bo`lgan ikkita uchburchakka ajratadi. Berilgan uchburchakning balandligini toping. A) 20 sm B) 30 sm C) 40 sm D) 10 sm