Răspuns:
[tex]x=\sqrt{3*\frac{592}{999} }+\sqrt{30*\frac{592}{9990}}+\sqrt{300*\frac{592}{99900}}+\sqrt{3000*\frac{592}{999000} } =\frac{1}{3}*\sqrt{\frac{3*592}{111} }+\frac{1}{3}*\sqrt{\frac{3*592}{111} }+\frac{1}{3}*\sqrt{\frac{3*592}{111} }+\frac{1}{3}*\sqrt{\frac{3*592}{111} }=\frac{4}{3}*\sqrt{16} =\frac{16}{3}[/tex]
Explicație pas cu pas: