# How do you find the intervals of increasing and decreasing using the first derivative given #y=(x-1)^2(x+3)#?

##### 1 Answer

The function

#### Explanation:

As

=

=

=

=

=

Now using **Sign Chart**

Hence, the function

graph{(x-1)^2(x+3) [-5, 5, -10, 10]}

Oct 1, 2016

As

=

=

=

=

=

Now using **Sign Chart**

Hence, the function

graph{(x-1)^2(x+3) [-5, 5, -10, 10]}