Texas Instruments TITANIUM TI-89 - Manual (Page 329)

Basic Function Graphing 329
1. From the „
Zoom menu, select C:SetFactors to display the ZOOM FACTORS dialog
box.
Note: To exit without saving any changes, press N.
2. Use D and C to highlight the value you want to change. Then:
• Type the new value. The old value is cleared automatically when you begin
typing.
– or –
• Press A or B to remove the highlighting, and then edit the old value.
3. Press ¸ (after typing in an input box, you must press ¸ twice) to save any
changes and exit the dialog box.
Saving or Recalling a Viewing Window Saving or Recalling a Viewing Window Saving or Recalling a Viewing Window Saving or Recalling a Viewing Window
After using various Zoom tools, you may want to return to a previous viewing window or
save the current one.
Zoom factors must be ‚ 1, but they do
not have to be integers. The default
setting is
4
.
1. From the „
Zoom menu, select
B:Memory to display its submenu.
2. Select the applicable item.