Equivalent expressions · 第 13 题

Equivalent expressions · 原库模块 1 · Q13 原库参考解析

f(x) = x³ -9x
g(x) = x² - 2x -3
Which of the following expressions is equivalent to \( \frac{f\left(x\right)}{g\left(x\right)} \) , for x > 3?

解题思路