16
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 16 of 24
M
4
b
Grouping Parts of Expressions with ParenthesesGrouping Parts of Expressions with Parentheses
The calculator calculates an expression within parentheses
first.
Calculate 4(1+2).
-l:
4
D
1
\
2
Eb
Using Implied Multiplication in ExpressionsUsing Implied Multiplication in Expressions
The calculator understands that two numbers separated by
parentheses are multiplied together.
Calculate 4Q3 using parentheses.
-l:
4
D
3
Eb
Entering Multiple Expressions on One LineEntering Multiple Expressions on One Line
To store more than one expression on a line, separate two or
more expressions or instructions on a line with a colon
(- | $ $ $ b)
.
Define the variable, R=5, and then calculate pR
2
on the same
line.
1. Store 5 to
R
.
-l:
5
X-t
R
b
Done
b
-|
$$$b
³
³
³
Ans
is the previous
answer, 28.27433388.
4(1+2)=4(3)=12
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