Hp 49g Graphing Calculator Manual do Utilizador descarregar pdf (Página 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

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Hp 49g Graphing Calculator Manual do Utilizador Página 61