How To Find Increasing And Decreasing Intervals On A Graph Interval Notation 2021. By signing up, you’ll get.decreasing intervals occur when the values of y are decreasing.determine the interval over which the graph is constant.determine the intervals where the graph is increasing, decreasing, and constant. Highlight intervals on the domain of a function where it's only increasing or only decreasing.
How to determine increasing and decreasing intervals on a graph. We begin by sketching the graph, 𝑓 ( 𝑥) = 1 𝑥. How to find interval notation?