Texas Instruments TI-73 用户手册

7301ENG.DOC   CH1 Operating the TI-73, English   Julie Hewlett   Revised: 07/29/98 11:55 AM   Printed: 05/19/99

8:58 AM   Page 1 of 24

  

 

 

N

 

Preparing to Use Your TI

N73.................................................3

Installing the AAA Batteries ........................................... 3
Turning the TI

N73 On and Off .......................................3

Adjusting the Display Contrast ...................................... 4
Resetting Memory and All Defaults............................... 4

The Home Screen................................................................... 5
Entering Numbers and Other Characters............................. 6

Entering a Negative Number   a................................... 6
Entering a Number in Scientific Notation   - { ....... 7
Entering Secondary Functions   - ............................... 7
Entering Text   - t................................................. 7
Common Display Cursors .............................................. 10
Editing Numbers and Characters ................................. 11

Functions and Instructions .................................................. 12

Accessing Functions and Instructions from Menus ..... 12
Accessing Functions

àInstructions from the CATALOG...14

Grouping Parts of Expressions with Parentheses ........ 16
Using Implied Multiplication in Expressions................ 16
Entering Multiple Expressions on One Line ................ 16

Retrieving Previous Entries   - £.............................. 17
Recalling and Storing the Last Answer   - ¢.............. 18

Continuing a Calculation with Ans .............................. 18
Using Ans as a Variable in an Expression .................... 19
Storing Values to a Variable   X ............................. 20
Recalling Variable Values   - P ............................. 21