Răspuns:
[tex]\displaystyle\lim_{x\to-\infty}\left(\sqrt[3]{x}-\sqrt[5]{x}\right)=\lim_{x\to-\infty}\left(\sqrt[15]{x^5}-\sqrt[15](x^3}\right)=\lim_{x\to-\infty}\sqrt[15]{x^3}\left(\sqrt[15]{x^2}-1\right)=\\=(-\infty)\cdot(\infty)=-\infty[/tex]
Explicație pas cu pas:
