Выполни деление

1. \(\cfrac{8m}{5n} \vcentcolon \cfrac{24m^2}{25n^3}\) \(=\) \(\cfrac{8m}{5n} \cdotp\) [ ] \(=\) [ ];

2. \(27x^8 \vcentcolon \cfrac{36x^9}{y}\) \(=\) \(\cfrac{27x^8}{1} \cdotp \) [ ] \(=\) [ ];

3. \(\cfrac{12c^6}{p^{12}} \vcentcolon (42c^5p^2) = \cfrac{12c^6}{p^{12}} \vcentcolon \cfrac{42c^5p^2}{1}\) \(=\) \(\cfrac{12c^6}{p^{12}} \cdotp \) [ ] \(=\) [ ];

4. \(-\cfrac{26a^3b^3}{9c^3p^2} \vcentcolon (-\cfrac{65a^2b^3}{6c^2p^3})=\) [ ].