切線點的意思、翻譯和例句

是什麼意思

「切線點」是數學中一個專有名詞,特別是在微積分和幾何學中使用。它指的是一條切線與曲線相交的點。在這個點上,切線的斜率等於曲線在該點的導數,這意味著切線與曲線在該點的趨勢是一致的。切線點的概念在研究曲線的性質、最小值和最大值等問題時非常重要。

依照不同程度的英文解釋

  1. A point where a line touches a curve.
  2. A point where a straight line meets a curved line.
  3. A point where a line just touches a curve without crossing it.
  4. A point on a curve where the slope of the curve is the same as the slope of a line.
  5. A specific point on a curve where a straight line can be drawn that only touches the curve.
  6. A point on a curve at which a tangent line touches the curve and has the same slope as the curve at that point.
  7. A point of contact between a curve and a line that does not cross the curve at that point.
  8. A point where the derivative of a curve equals the slope of a line.
  9. A point on a differentiable curve where the tangent line represents the instantaneous rate of change.
  10. A specific point on a curve where a line touches the curve without crossing it, indicating a moment of contact.

相關英文單字或片語的差別與用法

1:Tangent point

用法:

在數學中,這個術語通常用於描述切線與曲線相接觸的特定點。切線點的特徵是,在這個點上,切線的斜率與曲線的斜率相等,這是分析曲線行為的重要基礎。這個概念在物理學和工程學中也很重要,因為它們經常需要計算物體運動的瞬時變化。

例句及翻譯:

例句 1:

在這個切線點,曲線的斜率與切線的斜率相同。

At this tangent point, the slope of the curve is the same as the slope of the tangent line.

例句 2:

我們需要找到這個圓的切線點以進行進一步的計算。

We need to find the tangent point of this circle for further calculations.

例句 3:

切線點的概念在微積分中是非常重要的。

The concept of a tangent point is very important in calculus.

2:Point of tangency

用法:

這是另一個描述切線與曲線相交的術語,強調了切線與曲線的接觸關係。它在幾何學中經常被用來證明與圓、橢圓或其他曲線的性質有關的定理。在物理學中,理解接觸點的性質可以幫助分析運動的變化。

例句及翻譯:

例句 1:

每個圓都有無限多個切線點,這些點被稱為切線點

Every circle has infinitely many tangent points, known as points of tangency.

例句 2:

在這個問題中,我們需要確定切線的切點。

In this problem, we need to determine the point of tangency for the tangent line.

例句 3:

切點的計算對於理解曲線的行為至關重要。

Calculating the point of tangency is crucial for understanding the behavior of the curve.