You can change the table of plots values using the tools on the Table menu.
| ▶ | To remove a column from the table, click any cell, and then tap Tools  and go to Table > Delete Column. |
| ▶ | To display the list of plots, tap the drop-down arrow on the top cell of a column. Select an empty column, (unless you are replacing values already displayed), and then tap a function in the list to add its values to the column. |
| ▶ | To change the expression that defines a plot, tap the formula cell and edit the expression. |