Răspunsuri

2014-11-15T22:16:11+02:00
A)A={.......-4,-3,-,2,-1,0,1,2,3}
b)B=1,0,1,2,3,4,5,6,7}
c)x+1≤4
x≤4-1
x≤3
C={........-4,-,3,-2,-1,0,1,2,3}
d)3<x-2
-x<-2-3
-x<-5    (-1)
x>5
x-2≤8
x≤8+2
x≤10
D={6,7,8,9,10}
e) 4<x+2
-x<2-4
-x<-2     (-1)
x>2
x+2≤10
x≤10-2
x≤8
E={3,4,5,6,7,8}
1 5 1