a^(-n)的意思、翻譯和例句

是什麼意思

「a^(-n)」表示的是一個數學表達式,其中「a」是一個底數,「-n」是指數。這個表達式的意思是底數「a」的負n次方。根據指數的性質,這可以轉換為「1/(a^n)」,即「a」的n次方的倒數。這在數學中經常用於簡化計算或表示分數形式。

依照不同程度的英文解釋

  1. A way to show division of a number.
  2. It means the same as one divided by that number raised to a power.
  3. It represents the reciprocal of the number raised to a positive power.
  4. It indicates that we take the base and find its inverse power.
  5. It signifies that the base is raised to a negative exponent, which means taking the reciprocal.
  6. It expresses a mathematical operation involving the inverse of a number raised to a positive exponent.
  7. It denotes the reciprocal of the base raised to the absolute value of the exponent.
  8. It indicates a mathematical expression that represents the inverse of the base raised to a specified power.
  9. It is a notation used in mathematics to express the reciprocal of a base raised to a positive exponent.
  10. A mathematical representation of the inverse of a base raised to a power.

相關英文單字或片語的差別與用法

1:Reciprocal

用法:

在數學中,倒數是指將一個數的值取為其分母的形式。對於一個數x,其倒數是1/x。在表達式a^(-n)中,這意味著我們要計算a的n次方的倒數。

例句及翻譯:

例句 1:

數字2的倒數是1/2。

The reciprocal of the number 2 is 1/2.

例句 2:

我們需要找到這個數的倒數。

We need to find the reciprocal of this number.

例句 3:

在計算中,倒數非常重要。

Reciprocals are very important in calculations.

2:Inverse Power

用法:

指的是當一個數被提升到負的指數時,表示其倒數的計算。在表達式a^(-n)中,這意味著我們將a的n次方放在分母中。

例句及翻譯:

例句 1:

這個公式中使用了反幂的概念。

The concept of inverse power is used in this formula.

例句 2:

反幂可以幫助我們簡化計算。

Inverse powers can help us simplify calculations.

例句 3:

在數學中,反幂的使用非常普遍。

The use of inverse powers is very common in mathematics.

3:Negative Exponent

用法:

指的是指數為負的情況,這表示取其倒數。在表達式a^(-n)中,負指數告訴我們要取a的n次方的倒數。

例句及翻譯:

例句 1:

負指數的定義是倒數的計算。

The definition of a negative exponent is the calculation of the reciprocal.

例句 2:

在這個問題中,負指數使得計算變得更加複雜。

In this problem, the negative exponent makes the calculation more complex.

例句 3:

學習負指數是理解指數運算的重要部分。

Learning about negative exponents is an important part of understanding exponentiation.