Example 2

Jeremy is filling his swimming pool for the summer. The following table shows the depth of the water in the pool after x number of minutes. Determine the key features of this function.
1. Determine whether the function is linear. 2. Identify the intercepts of the function based on the information in the table. 3. Determine whether the function is increasing or decreasing. 4. Determine where the function is positive and negative. 5. Determine the relative minimum and maximum of the function. 6. Identify the domain of the function. This applet is provided by Walch Education as supplemental material for their mathematics programs. Visit www.walch.com for more information.