Question

va rog dau coroana urgentt​

Answer 1

Explicație pas cu pas:

|x|<3 <=> -3<x<3 => x€{-2,-1,1,2} => S€{-2,-1,1,2}

|2x+1|<5 <=> -5<2x+1<5 => -6<2x<4 => -3<x<2 => x€{-2,-1,1} => S€{-2,-1,1}