雙重根的意思、翻譯和例句

是什麼意思

「雙重根」這個詞通常用於數學和代數中,特別是在多項式方程的根的討論中。它指的是一個根的重複出現,這意味著該根的代數重數大於一。在一元二次方程中,如果判別式為零,則該方程有一個雙重根,表示該根的圖形在x軸上只觸及而不穿過x軸。

依照不同程度的英文解釋

  1. A number that appears twice as a solution.
  2. A solution that is repeated.
  3. A root that counts more than once.
  4. A solution that has a multiplicity greater than one.
  5. A solution of an equation that is repeated.
  6. A root of a polynomial that has a higher degree than one.
  7. A root that appears multiple times in the factorization.
  8. A solution that is counted more than once in the context of polynomial equations.
  9. A solution with algebraic multiplicity greater than one.
  10. A solution of an equation that is not just a single value, but occurs multiple times.

相關英文單字或片語的差別與用法

1:Double Root

用法:

在數學中,雙重根是一個根的特例,表示該根的重數為二,這意味著在多項式中,該根的對應因式的次數為二。這種情況通常在一元二次方程中出現,當判別式為零時,方程會有雙重根。

例句及翻譯:

例句 1:

這個方程的雙重根是x=3。

The double root of this equation is x=3.

例句 2:

當判別式為零時,方程會有雙重根

When the discriminant is zero, the equation will have a double root.

例句 3:

我們可以通過因式分解來找出雙重根

We can find the double root by factoring.

2:Repeated Root

用法:

重複根是指在多項式中出現多次的根,這表示該根的代數重數大於一。在圖形上,這通常意味著該根的曲線在該點上會觸碰而不是穿過x軸。

例句及翻譯:

例句 1:

這個多項式有一個重複根。

This polynomial has a repeated root.

例句 2:

重複根的存在會影響方程的圖形形狀。

The presence of a repeated root will affect the shape of the graph of the equation.

例句 3:

在解這個方程時,我們發現了重複根。

While solving this equation, we found a repeated root.

3:Multiplicity of Roots

用法:

根的重數是指某個根在方程中出現的次數。在多項式方程中,重數可以影響方程的性質及其圖形的行為。根的重數越高,該根的影響越大。

例句及翻譯:

例句 1:

這個方程的根的重數為二。

The multiplicity of the roots of this equation is two.

例句 2:

了解根的重數對於分析多項式非常重要。

Understanding the multiplicity of roots is important for analyzing polynomials.

例句 3:

根的重數會影響到圖形的切線斜率。

The multiplicity of the roots will affect the slope of the tangent to the graph.