Question

x₊1=$\sqrt{x} 81$=

Answer 1

➣ Solución:

⇢ $x _{1} = \frac{79 - 9 \sqrt{77} }{2}$

⇢ $x {2} = \frac{79 + 9 \sqrt{77} }{2}$

✿ᵀ᭄V