HP 49g Graphing Calculator - Manual (Page 61)

6. Select the expression you have entered so
far, and press © to insert the division bar
imder it.
®©®0
7. Enter the denominator expression.
30@@01
8. Press (ENTER) to place the expression on the
command line.
(3.X+4').l5'5'.'^-2j
31RT1-'
9. To store the expression in memory:
a. press (ST®
b. press (ALPHA) (ALPHA) and then enter a name for the equation
c. press (ENTER) to store the expression.
Editing an expression
You can edit an expression on the command line, or in Equation Writer.
See “Editing the command line” on page 2-13 for details on using the
command line editor.
To edit an expression In Equation Writer:
1. With the expression on the command line, press ®.
Equation Writer opens with the expression ready for editing.
2. Edit the expression.
3. Press (ENTER) to place the expression on the command line.
4. Press (BffER) again to save your changes.
If you want to insert a component into an expression, you can:
1. With the expression on the command line, place the cursor
where you want the component to be inserted.
2. Press (EQW) to open Equation Writer with a blank screen.
3. Create the component.
4. Press (ENTER). The component is inserted into the expression
on the command line.
5. Press (ENTER) again to save the modified expression.
Creating and editing expressions Page 3-3