斜率
slope A measure of the steepness of a line, often denoted $k$ or $m$, calculated as $k = \frac{y_2 - y_1}{x_2 - x_1}$.
CSCA 数学 考试术语
slope A measure of the steepness of a line, often denoted $k$ or $m$, calculated as $k = \frac{y_2 - y_1}{x_2 - x_1}$.
CSCA 数学 考试术语