1. Hisoblang. A -10 b 25 c 7 d 32/3


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A) -12 B) -15 C) -6 D) -30

10. va sonlar tenglamaning ildizlari va bo`lsa, k ning qiymatini toping.

A) -12 B) -6 C) -10 D) -8

11. k ning qanday qiymatlarida tenglama ikkita teng manfiy ildizga ega bo`ladi?

A) 49; 1 B) 1 C) -49; -1 D) 49

12. Ushbu tenglamaning ildizlaridan biri 1ga teng. Tenglamaning ikkinchi ildizini toping.

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

13. Tenglamani yeching.

A) 1 B) 1.5 C) 2 D) -1

14. m ning qanday qiymatlarida tenglama ildizlari kvadratlarining yig`indisi eng katta bo`ladi?

A) 1.5 B) -1.5 C) 1 D) -1

15. Tenglamani yeching.

A) 10 B) 1 C) D) 5



16. Agar va bo`lsa ning qiymati qaysi oraliqqa tegishli bo`ladi?

A) (1;28) B) (2;25) C) (6;30) D) (4;25)

17. x (x>0) ga teskari bo`lgan son x ning 36% ini tashkil etadi. x ning qiymatini toping.

A) 2 B) 1 C) 1 D) 2

18.

A) 1.5 B) 2.5 C) 4 D) 2



19. Agar bo`lsa, ni toping.

20. ning eng kata qiymatini toping.



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