题目

Find all horizontal and vertical asymptotes for the rational function.
(Enter your answers as a comma-separated list of equations.)
f(x) = （9x − 3）/ (2x + 5)
Horizontal asymptotes?
Vertical asymptotes?

提问时间：2021-01-02

答案

Horizontal:y = 9/2Vertical:x = -5/2When x approaches -5/2 from the left (x < -5/2),9x - 3 < 0,2x + 5 < 0,f(x) > 0 and approaches infinity.When x approaches -5/2 from the right (x > -5/2),9x - 3 < 0,2x...