common ratio
复数形式
common ratios
1
公比, 常比
the constant ratio between consecutive terms
- In the geometric sequence 2, 6, 18, 54, ..., the common ratio between consecutive terms is r=3.
在几何序列2、6、18、54、...中，连续项之间的公比是r=3。
- The common ratio of a geometric sequence can be negative, indicating alternating signs between consecutive terms.
几何序列的公比可以是负的，表示连续项之间的符号交替。
- A common ratio of 1 results in a constant sequence, where all terms are equal.
公比为1会导致一个常数序列，其中所有项都相等。
- The common ratio is a crucial parameter in describing the behavior of populations in exponential growth models.
公比是描述指数增长模型中种群行为的关键参数。
- When studying exponential functions in algebra, students learn to identify the common ratio in geometric sequences.
在学习代数中的指数函数时，学生们学会识别几何序列中的公比。