常见数学公式的英文表达:加减乘除和幂、n次方根、阶乘的英语说法

数词数学评论

1. 加法
3+2=5
Three plus two is/equals nine.
Three plus two is equal to nine.

2. 减法
5-3=2
Five minus three is/equals two.
Three from Five is/leaves two.

3. 乘法
2×3=6
Two times three is/makes six.
Two multiplied by three equals six.

4. 除法
6÷3=2
Six divided by three equals/is two.
Three into six is two.

5. 乘幂
3²=9（3的平方等于9）
Three squared equals nine.
2³=8（2的立方等于8）
Two cubed equals eight.
2⁵=32
Two raised to the fifth power equals thirty-two.（2的5次方等于32。）
Two raised to the power of 32 equals thirty-two.
任意非零数的0次幂等于1。
Any non-zero number raised to the power of zero equals one.

6. 方根
√36 = 6
The square root of thirty-six equals six.
8的立方根等于2。
The cube root of eight equals two.
10000的4次方根等于10。
The fourth root of ten thousand equals ten.

7. 阶乘
5！=120
The factorial of five equals one hundred and twenty.

注意：以上句中equals都可用is equal to代替。