Question

Cât este radical din 70,(589)??

Answer 1

Răspuns:

atasat mai jos

Answer 2

$70,(589)=\frac{70589-79}{999} =\frac{70519}{999}$

$\sqrt{70,(589)} =\sqrt{\frac{70519}{999} } =\frac{\sqrt{70519} }{3\sqrt{111} } =\frac{\sqrt{70519} }{3\sqrt{111} } *\sqrt{\frac{111}{111} } =\frac{\sqrt{7827609} }{333}$