Question

Quanto é raiz de + raiz de x + raiz de x ... = 6

Answer 1

$\sqrt{x+\sqrt{x+\sqrt{x...}}}=6 \\ \\ \left(\sqrt{x+\sqrt{x+\sqrt{x...}}}\right)^2=6^2 \\ x+\sqrt{x+\sqrt{x+\sqrt{x...}}}=36 \\ \\ x+6=36 \\ \\ \boxed{x=30}$