Given a equation , let’s find the real value of x.

First, divide both sides by which becomes:

as , and , it becomes:

Let’s replace with and further we have:

that is

This equation has a golden root (the negative root should be discarded):

Therefore,
and
and
and we can compute the value x that is approximately 1.187.

–EOF (The Ultimate Computing & Technology Blog) —

推荐阅读：
比较平均数、中位数、众数的特点　 小学统计图的种类及特点　 小学常用图形计算公式表　 小学数学量的计量单位及进率归类　 有关比的知识概念　 让世界充满爱　 关于元旦节的作文300字　 家乡的青龙湖作文　 小议自觉作文1200字　 站在圆明园前想到的……