list the interval(s) on which f is decreasing.\nthe interval(s) on which f is decreasing is/are (-10…

list the interval(s) on which f is decreasing.\nthe interval(s) on which f is decreasing is/are (-10, -8),(0,2),(6,8) (type your answer in interval notation. use a comma to separate answers as needed.)
Answer
Explanation:
Step1: Observe the graph
On the graph, identify where the function goes down as x - values increase.
Step2: Write intervals
Write the intervals in interval - notation where the function is decreasing.
Answer:
$(-10,-8),(0,2),(6,8)$