Sharp EL-9900 operation manual Second Function Key

Chapter 2: Operating the Graphing Calculator

Example

Type 4500000, then remove 500.

#C4 5 0 0 0 0 0 ; ;;BB B

Tips: You can jump the cursor to the beginning or the end of line by using the @and ;'keys. To learn about how to use the @key and its functions, refer to the section “Second Function Key” of this chapter.

Second Function Key

Use @to call up the calculator’s extended key functions, math functions and figures.

All functions associated with @are color coded light yellow, and are printed above each key.

Note: Available Second function keys differ between the Basic keyboard and the Advanced keyboard. For example, a second function “ex” is not accessible within the Basic keyboard.

Example

Enter “2π” on the screen.

1.Press #Cto clear the screen, then enter “2” by pressing 2.

2.Press @. When the key is released, the cursor on the screen changes, indicating that a second function is now ready to be called up.

3.Press $. The entry appears on the screen.

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