quadratic

大学

a. 二次的 n. 二次方程式

发音

其它 /kwɒdˈɹætɪk/

词形变化

quadratics 复数 quadratics

别名

quadratick quadradic

教材释义与例句

名词

二次方程式

形容词

二次的

释义与例句

n.
  1. 1.

    A quadratic polynomial, function or equation.

    二次式

    数学
adj.
  1. 1.

    Square-shaped.

  2. 2.

    Of a polynomial, equation or function, second-degree: involving the second power (square) of a variable but no higher powers, as ax²+bx+c.

    二次

    数学

词汇关系

名词

同义词 1

quadratic equation

上位词 3

equation multinomial polynomial

相关短语

quadratic reciprocity quadratic integer quadratic mean quadratic equation [计] 二次方程 quadratic formula [计] 二次公式 quadratic function [计] 二次函数 quadratic integers quadratic functions quadratic formulas quadratic field [计] 二次域 quadratic fields quadratic equations quadratic means quadratic form [计] 二次型, 二次形式 quadratic forms

词源

From French quadratique (1765), from Latin quadrātus + -ique (English -ic), form of quadrō (“to make square”), from quādrus (“square”), ultimately from Proto-Indo-European *kʷetwóres (“four”), whence also Latin quartus (“fourth”).

来源：wiktionary