Operating the TI
-
83 1-7
8301OPER.DOC TI-83 international English Bob Fedorisko Revised: 02/19/01 12:09 PM Printed: 02/19/01 1:34
PM Page 7 of 24
To enter a number in scientific notation, follow these
steps.
1. Enter the part of the number that precedes the
exponent. This value can be an expression.
2. Press
y
[
EE
].
Ã¥
is pasted to the cursor location.
3. If the exponent is negative, press
Ì
, and then enter the
exponent, which can be one or two digits.
When you enter a number in scientific notation, the TI
.
83
does not automatically display answers in scientific or
engineering notation. The mode settings (page 1
.
9) and the
size of the number determine the display format.
A function returns a value. For example,
÷,
L
, +,
‡
(
, and log(
are the functions in the example on page 1
.
6. In general, the
first letter of each function is lowercase on the TI
.
83. Most
functions take at least one argument, as indicated by an open
parenthesis (
( ) following the name. For example, sin(
requires one argument, sin(
value
).
An instruction initiates an action. For example,
ClrDraw is
an instruction that clears any drawn elements from a
graph. Instructions cannot be used in expressions. In
general, the first letter of each instruction name is
uppercase. Some instructions take more than one
argument, as indicated by an open parenthesis (
( ) at the
end of the name. For example,
Circle( requires three
arguments,
Circle(
X
,
Y
,
radius
).
To interrupt a calculation or graph in progress, which
would be indicated by the busy indicator, press
É
.
When you interrupt a calculation, the menu is displayed.
•
To return to the home screen, select
1:Quit.
•
To go to the location of the interruption, select
2:Goto.
When you interrupt a graph, a partial graph is displayed.
•
To return to the home screen, press
‘
or any
nongraphing key.
•
To restart graphing, press a graphing key or select a
graphing instruction.
Entering a
Number in
Scientific
Notation
Functions
Instructions
Interrupting a
Calculation
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