1
$a\left| b \right.\Rightarrow ۲a\left| ۳b \right.$
✓
✗
2
$a\left| b\Rightarrow a\left| ۳{{b}^{۳}}+۲b \right. \right.$
✓
✗
3
$a\left| b \right.\Rightarrow {{a}^{۲}}\left| b \right.$
✓
✗
4
${{a}^{۲}}\left| {{b}^{۳}} \right.\Rightarrow a\left| b \right.$
✓
✗