Пошаговое объяснение:
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![\displaystyle3.4\sqrt[3]{25\sqrt{5} } +1.6\sqrt{5\sqrt[3]{25} }=\\ \\ \\ 3.4*5^\frac{2}{3} *5^\frac{1}{6} +1.6*5^\frac{1}{2}*6^\frac{2}{6} =\\ \\ \\ 3.4*5^\frac{5}{6}+1.6*5^\frac{5}{6}=5^\frac{5}{6} *(3.4+1.6)=5^\frac{5}{6} *5=5^\frac{11}{6} \\ \\ \\](/tpl/images/1012/9718/39ab4.png)
