Note:
r
is also available to toggle number formats for values in cells in the Function
Table and in the Data Editor. Editors such as in matrix, vector and system solver will
display toggled cell values.
Last Answer
% i
The last entry performed on the home screen is stored to the variable
ans
. This
variable is retained in memory, even after the calculator is turned off. To recall the
value of
ans
:
•
Press
% i
(
ans
displays on the screen), or
•
Press any operations key (
T
,
U
, and so forth) in most edit lines as the first part of
an entry.
ans
and the operator are both displayed.
Examples
ans
3
V
3
<
V
3
<
3
% c % i
<
Note:
The variable
ans
is stored and pastes in full precision which is 13 digits.
Order of Operations
The TI-30X Pro MathPrint™ calculator uses Equation Operating System (EOS™) to
evaluate expressions. Within a priority level, EOS™ evaluates functions from left to
right and in the following order.
1st
Expressions inside brackets.
2nd
Functions that need a
)
and precede the argument,
such as
sin
,
log
, and all
R
³´
P
menu items.
3rd
Functions that are entered after the argument,
such as
x
2
and angle unit modifiers.
4th
Exponentiation (^) and roots (
x
‡
).
Note:
In Classic mode, exponentiation using the
G
key is evaluated from left to right. The
expression 2^3^2 is evaluated as (2^3)^2, with a
result of 64.
Getting Started
7
