II – chorak
1.4 ga bo’lganda 3 qoldiq 10 ga bo’lganda 1 qoldiq chiqadigan va ikkinchi bo’linma 1-bo’linmadan 13 ta kam bo’ladigan natural sonni toping?
A) 87 B)95 C) 83 D)91
2.2 xonali sonning raqamlar yig’indisi 9 ga teng. Shu raqamlar bilan teskari tartibda yozilgan son berilgan sondan 27ta ortiq berilgan sonni toping
A) 72 B) 36 C) 45 D) 81
3.Tengsizlikni yeching
4 (x1)+5(x+1)<6(x+2)+7(x-1)
A) x<-1 B) x>-1 C) x<1 D) x>1
4.Tengsizlikni ko’paytiring 2 1 > 1 1 va 12 > 6
3
A) 28>8 B) 3/28>18/4 C) 3/42 >3/16 D) 14 >5 1
5. N sonning tengsizlkni qanoatlantiruvchi eng katta butun qiymatini toping? N< 4
A) -100 B) 3 C) -3 D) 4
6. N sonning tengsizlikni qanoatlantiruvchi eng kichik butun qiymatini9 toping. N > -4,21
A) -3 B) 3 C) -4 D) 4
7. Tengsizlikni yeching 2x-3 > x+1- 4x+3
4 6 3
A) x >1 B) x<1 C) x>-0,05 D) x<2
8. Tengsizliklar sistemasini yeching
3(1-x)> 5 -4x
13 +4x<1
A) x>2/1 B) 2/13 D) x>-3
9. Tengsizlikni yeching 14x-51< 3
A)x>-2 B) 2/1
D)-2
10. Tengsizlikni yeching 13-2x>1
x<1, x> -2 B) x<-1, x>-2
C) x< 2, x>3 D) 1< X<2
2>1>3>2>1>1>
Do'stlaringiz bilan baham: |