Sharp EL-5250, EL-5230 operation manual 6. A=, ¬ƒA¡, 1.25E-5ÒA1 0.0000125, Using local variables

Models: EL-5230 EL-5250

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Using local variables

Chapter 2: General Information

Example 2

6. A= Recall global variable A.

1.Press t A.

There is no need to press ; because ALPHA is selected automatically when you press t.

Using local variables

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Nine local variables can be used in each equation or program, in addition to the global variables. Unlike global variables, the values of the local variables will be stored with the equation when you save it using the filing equations function. (See page 58.)

To use local variables, you first have to assign the name of the local variable using two characters: the first character must be a letter from A to Z or θ and the second must be a number from 0 to 9.

Example

 

Store 1.25 x 10-5as local variable A1 (in the NORMAL mode) and

 

recall the stored number.

 

 

 

 

 

1. Press @v.

 

 

 

 

 

ƒz

• The VAR menu appears.

• If no local variables are stored yet,

¤

°

 

 

 

ALPHA appears automatically and the

 

 

 

 

 

 

 

 

 

calculator is ready to enter a name.

 

 

 

 

 

2.Press A1 e.

¬ shows that you have finished assigning the name A1.

To assign more names, press d to move the cursor to VAR 1 and repeat the process above.

3.Press j.

• This returns you to the previous screen.

4.Press 1.25 ` S 5 x @ v 0.

¬ƒA¡

¤fi °

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Sharp EL-5250, EL-5230 operation manual 6. A=, ¬ƒA¡, 1.25E-5ÒA1 0.0000125, Using local variables