Giải đáp+Lời giải và giải thích chi tiết:v Ta Có x+6\vdotsx+2 =>(x+2)+4\vdotsx+2 Do x+2\vdotsx+2 Mà(x+2)+4\vdotsx+2 nên 4\vdotsx+2 => x+2∈Ư(4)={1;2;4;-1;-2;-4} text{Ta có Bảng sau}\begin{array}{|c|c|c|}\hline \text{$x+2$}&\text{$1$}&\text{2}&\text{4}&\text{-1}&\text{-2}&\text{-4}\\\hline \text{x}&\text{-1}&\text{0}&\text{2}&\text{-3}&\text{-4}&\text{-6}\\\hline\end{array} text{Vậy x={-1;0;2;-3;-4;-6}}
Ta Có x+6\vdotsx+2
=>(x+2)+4\vdotsx+2
Do x+2\vdotsx+2
Mà(x+2)+4\vdotsx+2
nên 4\vdotsx+2
=> x+2∈Ư(4)={1;2;4;-1;-2;-4}
text{Ta có Bảng sau}\begin{array}{|c|c|c|}\hline \text{$x+2$}&\text{$1$}&\text{2}&\text{4}&\text{-1}&\text{-2}&\text{-4}\\\hline \text{x}&\text{-1}&\text{0}&\text{2}&\text{-3}&\text{-4}&\text{-6}\\\hline\end{array}
text{Vậy x={-1;0;2;-3;-4;-6}}