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词汇 radical sign
分类 英语词汇 英语翻译词典
释义

radical sign

英汉-汉英词典
[数]根号
词组 | 习惯用语
您要查找的是不是：
    the radical sign 根号
    algorithm of removing radical sign 去根号算法
radical sign [数] 根号
原声例句
可汗学院：统计学（视频版）

There's no radical sign, because we're not taking the standard deviation.

没有激进的迹象，因为我们没有采用标准偏差。

英语百科

nth root

Roots of integer numbers from 0 to 10. Line labels = x. x-axis = n. y-axis = nth root of x.
The four 4th roots of −1, none of which is real
The three 3rd roots of −1, one of which is a negative real

In mathematics, the nth root of a number x, where n is a positive integer, is a number r which, when raised to the power n yields x

where n is the degree of the root. A root of degree 2 is called a square root and a root of degree 3, a cube root. Roots of higher degree are referred by using ordinal numbers, as in fourth root, twentieth root, etc.

近义、反义、联想词
近义词
n.
mathematical notation

英英词典
radical sign n.
  1. a sign placed in front of an expression to denote that a root is to be extracted

    2. synonymous： radical
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