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

list the interval(s) on which f is decreasing.\nthe interval(s) on which f is decreasing is/are .\n(type your answer in interval notation. use a comma to separate answers as needed.)
Answer
Explanation:
Step1: Observe the graph
On a graph, a function is decreasing when the y - values go down as x - values increase.
Step2: Identify intervals
From the graph, the function is decreasing on the intervals where the curve slopes downwards.
Answer:
(-8,-6),(2,4)