9 – sinf test I chorak I variant

9 – sinf TEST I CHORAK I variant

1. 
   Amallarni bajaring:
   

A) 61; B) 60 ; C) 61 ; D) 62.

2. 
   Proporsiyaning noma’lum hadini toping: 10,4 : 3 =x :
   

A) 1; B) 2; C) ; D) .

3. 
   Ifodaning qiymatini toping:
   

A) 121 ; B) 243; C) 241; D) 233 .

4. 
   Ifodani soddalashtiring: (13x²8xyy² )+( 11x² 9xy+y²)
   

A) 17xy; B) 2x² 17xy; C) 2x²; D) x² xy.

5. 
   Tenglamani yeching:
   

A) 1,03; B) 10; C) 1,3; D) 103.

6. 
   x= 2 da y=2x² +5x3 funksiyaning qiymatini toping:
   

A) 0,5; B) 5; C) 4; D) 5.

7. 
   Parabolaning koordinata o’qlari bilan kesishish nuqtalarining koordinata-larini toping: y=x²4x5
   

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

B) (0;-5), (1;0) D) (-1;0), (5;0).

8. 
   Parabola uchining koordinatalarini toping: y=x²+6x+5
   

A) (3;4); B) (-3;-4); C) (-3;4); D) (3;-4).

9. 
   y=x² 4x+6 parabola qaysi choraklarda joylashgan:
   

A) I, IV; B) II, III; C) I, II, III, IV; D) I, II.

10. 
    Ikki musbat sonning yig’indisi a ga teng. Agar shu sonlarning kvadratlari yig’indisi eng kichik bo’lsa, shu sonlarni toping:
    

A) B) a³, a; C) D)

11. 
    Tengsizlikni yeching: 2x² 80.
    

Javob: _________________

12. 
    Tengsizlikni yeching: -x²+3x0.
    

Javob: _________________

13. 
    Tengsizlikni yeching: (x+3)(x4)>0
    

Javob: _________________

14. 
    Rombning perimetri 68 sm, diagonallaridan biri 30 sm. Rombning yuzini toping.
    

Javob: _________________

15. 
    Teng yonli trapetsiyaning asoslari 8 sm va 16 sm. Yon tomoni 5 sm ga teng. Trapetsiyaning yuzini toping.
    

Javob: _________________

9 – sinf TEST I CHORAK II variant

1. 
   Ifodani soddalashtiring: (13x²8xyy² )+( 11x² 9xy+y²)
   

A) 17xy; B) 2x² 17xy; C) 2x²; D) x² xy.

2. 
   Ifodaning qiymatini toping:
   

A) 121 ; B) 243; C) 241; D) 233 .

3. 
   Amallarni bajaring:
   

A) 61; B) 60 ; C) 61 ; D) 62.

4. 
   Tenglamani yeching:
   

A) 1,03; B) 10; C) 1,3; D) 103.

5. 
   Proporsiyaning noma’lum hadini toping: 10,4 : 3 =x :
   

A) 1; B) 2; C) ; D) .

6. 
   Parabolaning koordinata o’qlari bilan kesishish nuqtalarining koordinata-larini toping: y=x²4x5
   

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

B) (0;-5), (1;0) D) (-1;0), (5;0).

7. 
   Parabola uchining koordinatalarini toping: y=x²+6x+5
   

A) (3;4); B) (-3;-4); C) (-3;4); D) (3;-4).

8. 
   y=x² 4x+6 parabola qaysi choraklarda joylashgan:
   

A) I, IV; B) II, III; C) I, II, III, IV; D) I, II.

9. 
   x= 2 da y=2x² +5x3 funksiyaning qiymatini toping:
   

A) 0,5; B) 5; C) 4; D) 5.

10. 
    Ikki musbat sonning yig’indisi a ga teng. Agar shu sonlarning kvadratlari yig’indisi eng kichik bo’lsa, shu sonlarni toping:
    

A) B) a³, a; C) D)

11. 
    Tengsizlikni yeching: (x+3)(x4)>0 Javob: _________________
    
12. 
    Tengsizlikni yeching: 2x² 80. Javob: _________________
    
13. 
    Tengsizlikni yeching: -x²+3x0. Javob: _________________
    
14. 
    Teng yonli trapetsiyaning asoslari 8 sm va 16 sm. Yon tomoni 5 sm ga teng. Trapetsiyaning yuzini toping. Javob: _________________
    
15. 
    Rombning perimetri 68 sm, diagonallaridan biri 30 sm. Rombning yuzini toping.
    

Javob: _________________