Texas Instruments TI-83 Manual Book page 33

Entering a
Number in
Scientific
Notation
Functions
Instructions
Interrupting a
Calculation
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
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,
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,
(
requires one argument,
An instruction initiates an action. For example,
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 (
end of the name. For example,
arguments,
Circle(
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
To go to the location of the interruption, select
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.
å is pasted to the cursor location.
value .
sin( )
Circle(
X Y radius .
, , )
Operating the TI-83 1-7
, , , , and
÷ L + ‡( log(
sin(
ClrDraw
) at the
(
requires three
.
1:Quit
2:Goto
is
.