Texas Instruments PLUS TI-89 - Manual (Page 53)

36 Chapter 2: Operating the Calculator
02OPER.DOC TI-89/TI-92 Plus: Operating the TI-89/TI-92 Plus (English) Susan Gullord Revised: 02/23/01 1:06 PM Printed: 02/23/01 2:11 PM Page 36 of 44
To move from one toolbar menu to another without making a
selection, either:
¦ Press the key (ƒ, „, etc.) for the other toolbar menu.
— or —
¦ Use the cursor pad to move to the next (press B ) or previous
(press A ) toolbar menu. Pressing B from the last menu moves to
the first menu, and vice versa.
When using B, be sure that an item with a submenu is not
highlighted. If so, B displays that item’s submenu instead of moving
to the next toolbar menu.
Round the value of p to three decimal places. Starting from a clear
entry line on the Home screen:
1. Press 2 I to display the MATH menu.
2. Press 1 to display the Number
submenu. (Or press ¸ since
the first item is automatically
highlighted.)
3. Press 3 to select round . (Or press
D D and ¸.)
4. Press 2 T b 3 d and then
¸ to evaluate the expression.
Moving from One
Toolbar Menu to
Another
Example: Selecting
a Menu Item
Selecting the function in
Step 3 automatically
typed round( on the
entry line.