题目
Problem
In this question you must show all stages of your working.
Solutions relying entirely on calculator technology are not acceptable.
Solve the equation
Give your answers as simplified natural logarithms.
(6)
题目中文翻译
在本题中，你必须写出所有解题步骤。
完全依赖计算器技术求解是不可以的。
求方程
的解，并将答案写成最简自然对数形式。