" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
-1+1≤2x-1+1≤4+1
0≤2x≤5
0/2≤2x/2≤5/2
0≤x≤5/2
x=<-infinito,0]U [5/2,infinito>