题目
题目

SMAT011 每周测验 4 |LA004

单项选择题

使用牛顿方法的两次迭代和初始近似来找到第三个近似方程。（给出你的答案 到小数点后位）。 提示：牛顿法 .

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思路分析
题干要求使用牛顿方法的两次迭代和给定的初始近似来得到第三个近似方程的数值解，并要求到小数点后若干位。 首先要明确两点信息是必须的：1) 要用的目标函数 f(x)；2) 初始近似 x0 的值。只有这两项信息，才能按照公式 x_{n+1} = x_n - f(x_n)/f'(x_n) 逐步迭代，完成两......Login to view full explanation

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