Сократи дробь: 1) \dfrac{24a^{12}c^6}{36a^5c^{11}}= ; 2) \dfrac{49-n^2}{n^2-14n+49}= ; 3) \dfrac{x^3+64}{x^2-7xy+4x-28y}= .

Задание

Выбери верные ответы

Сократи дробь:

\(\dfrac{24a^{12}c^6}{36a^5c^{11}}=\) [ \(\frac{2a^7c^5}{3}\) | \(\frac{2a^7}{3c^5}\) | \(\frac{12a^7}{18c^5}\) | \(\frac{3a^7}{2c^5}\) ];
\(\dfrac{49-n^2}{n^2-14n+49}=\) [ \(1\) | \(\frac{7+n}{7-n}\) | \(\frac{n+7}{n-7}\) | \(n-7\) ];
\(\dfrac{x^3+64}{x^2-7xy+4x-28y}=\) [ \(\frac{x^2-4x+16}{x-7y}\) | \(\frac{x+4}{x-7y}\) | \(\frac{x^2-8x+16}{x+7y}\) | \(\frac{x-4}{x-7y}\) ].