Sonini shunday ikki bo`lakka bo`linganni, birining 80 I, ikkinchisining 24 ini tashkil etadi bo`laklarning kichigini toping

1. 1040 sonini shunday ikki bo`lakka bo`linganni , birining 80 % I, ikkinchisining 24 % ini tashkil etadi.bo`laklarning kichigini toping.

A)240 B) 800 C)460 D)500

2. Ko`paytuvchilarga ajrating a³-9a²+27a-19

A) (a-1)^.(a²-9a-19) B) (a-1)^.(a²-8a-19) C) (a-1)^.(a²-8a+19) D) (a+1)^.(a²+8a+19)

3. yig’indini hisoblang

1. 
   B) C) D)
   

4. ko’paytmani qiymatini toping

1. 
   0 B) C) D)
   

5. ifodaning x=0,5 dagi qiymatini toping.

A) 4 B) 4,5 C) 4 D) 3

6.zanjirli kasrni oddiy kasrga aylantiring

1. 
   B) C) D)
   

7. ni soddalashtiring.

A) 1 B) 0 C) D) E)

8. ni soddalashtiring.

A) 10 B) 6 C) 7 D) 8 E) 9

9. bo’lsa, x ni toping. A)-2 B)-3 C)2 D)3

10. ; ifodani hisoblang.