determine the interval(s) on which the function is (strictly) decreasing. write your answer as an interval…

determine the interval(s) on which the function is (strictly) decreasing. write your answer as an interval or list of intervals. when writing a list of intervals, make sure to separate each interval with a comma and to use as few intervals as possible. click on \none\ if applicable.
Answer
Explanation:
Step1: Identify decreasing - part of graph
Observe where y - values fall.
Step2: Determine interval endpoints
Read x - values at start and end. From the graph, the function is decreasing on the interval from (x = - 1) to (x = 1).
Answer:
((-1,1))