Texas-instruments TI-73 EXPLORER User Manual download pdf (Page 12)

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101

Chapter 1: Operating the TIN73

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 6 of 24

If all lines of the display are full,

text scrolls off the top of the

display. The TIN73 stores the

previous entries as memory

permits. See the section entitled,

Retrieving Previous Entries on

page 17.

You can scroll up with $ to see

previously entered entries

If you

press b while a previous

entry is highlighted (for

example, 2+2+2+2+2+2+2+2),

the calculator copies it to a new

line below all entries (after

4+4+4 and its result, 52).

To clear the Home screen, see the section entitled Editing

Numbers and Characters on page 11.

Entering Numbers and Other

Characters

A symbol or abbreviation of each keys primary function is

printed in white on the key. When you press that key, the

function name is inserted at the cursor location.

Entering a Negative Number Entering a Negative Number a

You enter a negative number with the negation key, a. You

can use negation to modify a number, expression, or each

element in a list. Notice that this is different from the

subtraction key, T, which CANNOT be used for negation.

Subtract M14 N 68.

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Texas-instruments TI-73 EXPLORER User Manual Page 12

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