# Is #f(x)=(1-e^(2/x))/(2x-4)# increasing or decreasing at #x=-1#?

##### 1 Answer

Mar 1, 2018

Since the derivative is negative, we can conclude that at this point the function is decreasing.

#### Explanation:

We can use the derivative to give us a slope at a single point (

Assessing the derivative at

Since the derivative is negative, we can conclude that at this point the function is decreasing.