# How do you find the intervals of increasing and decreasing using the first derivative given #y=1/(x+1)^2#?

##### 1 Answer

Jan 11, 2017

#### Explanation:

Applying the Power Rule and Chain Rule

Hence:

and decreasing when

and

Hence:

This can be seen from the graph of

graph{1/(x+1)^2 [-3.847, 1.626, -0.537, 2.202]}