quadratic是什么意思_quadratic怎么读_quadratic的音标

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quadratic
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单词大全
更新时间
2026-11-01 20:42:28
「quadratic」是一个常用成语,以下为其拼音、释义、出处、用法、典故及例句等详细内容,供学习与查阅参考。

二次的;平方的;二次方的

“quadratic”的音标:

英式:/kwɒˈdrætɪk/

美式:/kwɑːˈdrætɪk/

“quadratic”的用法和例句8句:

  • The quadratic equation x² - 5x + 6 = 0 has two real roots.(二次方程x² - 5x + 6 = 0有两个实数根。)
  • In algebra, we often study quadratic functions, which graph as parabolas.(在代数中,我们常研究二次函数,其图像为抛物线。)
  • The quadratic term in the polynomial 2x³ + 4x² - x is 4x².(多项式2x³ + 4x² - x中的二次项是4x²。)
  • To solve the quadratic inequality x² + 3x > 0, we first find its roots.(要解二次不等式x² + 3x > 0,我们先求其根。)
  • The quadratic formula, x = [-b ± √(b² - 4ac)] / 2a, is used to solve any quadratic equation.(二次方程求根公式x = [-b ± √(b² - 4ac)] / 2a用于求解任意二次方程。)
  • Quadratic interpolation is a method to estimate values between two data points using a quadratic function.(二次插值是一种用二次函数估算两点间数值的方法。)
  • The discriminant of a quadratic equation ax² + bx + c = 0 determines the nature of its roots.(二次方程ax² + bx + c = 0的判别式决定其根的性质。)
  • She struggled to factor the quadratic expression x² + 7x + 12 until her teacher showed her the grouping method.(她很难因式分解二次式x² + 7x + 12,直到老师教她分组法。)
以上参考资料是词义通为您整理的单词“quadratic”的解释和含义,如有错漏请向我们提供反馈意见。
来源:词义通 | 更新时间:2026-11-01 20:42:28 | 如有错漏欢迎反馈纠错

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