Cubic Function Graph End Behavior. A the value of y when x 25. Example 3 End Behavior Identify the end behavior of the function fx __1x as x approaches and as x approaches.
From the graph as x approaches the 4 2 x 2 4 2 24 4 fx. Down and Up Zero turning points. We have to use our knowledge of end behavior and our knowledge of increasing and decreasing to sketch the graph of a function when asked to.
F x 0.
Compare the graph with the graph of y 5 x3. X 22 210 12 y 231321 22 26 x y 2 6 Plot points from the table and connect them with a. Through the bottom and go up. Compare the graph with the graph of y 5 x3.
