Linear, exponential, geometric and polynomial regression curves

• 从二维数据中绘出线性；指数；几何和多项式衰退曲线

Linear, exponential, geometric and polynomial regression curves的用法和样例：

例句

1. Populations tend to grow at an exponential rate.
   人口趋向于以指数比率增长。
2. The next page reviews exponents and logarithms.
   下一单元会复习指数和对数。