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quadratic    
a. 二次的
n. 二次方程式,二次方程式论

二次的二次方程式,二次方程式论

quadratic
二次的

quadratic
二次

quadratic
adj 1: of or relating to or resembling a square; "quadratic
shapes"
2: of or relating to the second power; "quadratic equation"
n 1: an equation in which the highest power of an unknown
quantity is a square [synonym: {quadratic equation},
{quadratic}]
2: a polynomial of the second degree [synonym: {quadratic},
{quadratic polynomial}]

Quadratic \Quad*rat"ic\, a. [Cf. F. quadratique.]
[1913 Webster]
1. Of or pertaining to a square, or to squares; resembling a
quadrate, or square; square.
[1913 Webster]

2. (Crystallog.) Tetragonal.
[1913 Webster]

3. (Alg.) Pertaining to terms of the second degree; as, a
quadratic equation, in which the highest power of the
unknown quantity is a square.
[1913 Webster]

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  • quadratic 意为「二次的」，为什么其前缀是通常与数字 4 有关的 quad-？ - 知乎
    In mathematics, the term quadratic describes something that pertains to squares (平方 二次幂), to the operation (运算)of squaring, to terms of the second degree (次 幂), or equations or formulas that involve such terms
  • Quadratic equation - Wikipedia
    A quadratic equation whose coefficients are arbitrary complex numbers always has two complex-valued roots which may or may not be distinct The solutions of a quadratic equation can be found by several alternative methods
  • quadratic_百度百科
    Quadratic是英语中的数学术语，兼具形容词与名词词性，发音为英式 [kwɒˈdrætɪk]、美式 [kwɑːˈdrætɪk]。 作形容词时表示"二次的"，作名词时特指二次方程式。
  • Quadratic: The AI Spreadsheet
    Any agent, any tool, in your spreadsheet Quadratic speaks the Model Context Protocol — the open standard for connecting AI to the software you already use
  • Quadratic Formula Calculator
    This online calculator is a quadratic equation solver that will solve a second-order polynomial equation such as ax 2 + bx + c = 0 for x, where a ≠ 0, using the quadratic formula
  • quadratic - 搜索 词典
    2 The approach starts from an analysis of spherical harmonics and finds out a quadratic polynomial form of environment mapping
  • Quadratic Equations - Formulas, Methods, and Examples
    A quadratic equation is of the form ax^2 + bx + c =0, where a, b, and c are real numbers The most popular method to solve a quadratic equation is to use a quadratic formula that says x = [-b ± √ (b2 - 4ac)] 2a





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