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A-2 Tables and Reference Information
8399APXA.DOC TI-83 international English Bob Fedorisko Revised: 02/19/01 1:25 PM Printed: 02/19/01 1:40 PM
Page 2 of 58
Functions return a value, list, or matrix. You can use functions in an expression.
Instructions initiate an action. Some functions and instructions have arguments.
Optional arguments and accompanying commas are enclosed in brackets ( [ ] ).
For details about an item, including argument descriptions and restrictions, turn
to the page listed on the right side of the table.
From the
CATALOG
, you can paste any function or instruction to the home
screen or to a command line in the program editor. However, some functions
and instructions are not valid on the home screen. The items in this table
appear in the same order as they appear in the
CATALOG
.
† indicates keystrokes that are valid in the program editor only. Some keystrokes
display menus that are available only in the program editor. Others paste mode,
format, or table-set instructions only when you are in the program editor.
Function or Instruction/
Arguments Result
Key or Keys/
Menu or Screen/Item
abs(
value
)
Returns the absolute value of a
real number, expression, list,
or matrix.
NUM
1:abs(
2
-
13
10
-
10
abs(
complex value
)
Returns the magnitude of a
complex number or list.
CPX
5:abs(
2
-
19
valueA
and
valueB
Returns 1 if both
valueA
and
valueB
are
ƒ
0
.
valueA
and
valueB
can be real numbers,
expressions, or lists.
y
[
TEST
]
LOGIC
1:and
2
-
26
angle(
value
)
Returns the polar angle of a
complex number or list of
complex numbers.
CPX
4:angle(
2
-
19
ANOVA(
list1
,
list2
[
,
list3
,
...
,
list20
]
)
Performs a one-way analysis of
v
ariance for comparing the
means of two to 20
populations.
…
TESTS
F:ANOVA(
13
-
25
Ans
Returns the last answer.
y
[
ANS
] 1
-
18
Table of Functions and Instructions