Автор - matimOtickha

помогите плз, а то математичка съест) ​

Ответ

Автор - zinaidazina

c^3-frac{25}{36}cd^2=c*(c^2-frac{25}{36}d^2)=c*(c^2-(frac{5}{6}d)^2)=\\=c*(c-frac{5}{6}d)*(c+frac{5}{6}d)=c(c-frac{5}{6}d)(c+frac{5}{6}d)

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