Exec Catalog; Exit Catalog; Exp->List Catalog; Expand Math/Algebra Menu - Texas Instruments TITANIUM TI-89 User Manual

Exec
CATALOG
string expression1
Exec [,
Executes a
68000 op-codes. These codes act as a form of an
assembly-language program. If needed, the
optional
arguments to the program.
For more information, check the TI Web site:
http://www.ti.com/calc
Warning:
power of the microprocessor. Please be aware
that you can easily make a mistake that locks up
the calculator and causes you to lose your data.
We suggest you make a backup of the calculator
contents before attempting to use the
command.
Exit
CATALOG
Exit
Exits the current
is not allowed outside the three looping
Exit
structures (
exp4 4 4 4 list()
CATALOG
expression
exp4 4 4 4 list(
Examines
separated by the word "or," and returns a list
containing the right-hand sides of the equations
of the form
way to extract some solution values embedded in
the results of the
fMax()
Note:
exp4 4 4 4 list()
and
cZeros()
of solution values directly.
expand()
MATH/Algebra menu
expression1
expand(
list1 ,var
expand( [
matrix1
expand(
expand(
with respect to all its variables. The expansion is
polynomial expansion for polynomials and partial
fraction expansion for rational expressions.
The goal of
into a sum and/or difference of simple terms. In
contrast, the goal of
expression1
simple factors.
Appendix A: Functions and Instructions
expression2
] [, ] ...
consisting of a series of Motorola
string
let you pass one or more
expressions
gives you access to the full
Exec
, , or
For While Loop
, , or ).
For While Loop
) ⇒ ⇒ ⇒ ⇒
var list
,
for equations that are
expression
. This gives you an easy
var=expression
,
solve() cSolve()
functions.
is not necessary with the
functions because they return a list
]) ⇒ ⇒ ⇒ ⇒
var expression
[,
]) ⇒ ⇒ ⇒ ⇒
list
]) ⇒ ⇒ ⇒ ⇒
,var matrix
[
returns
expression1 expression1
)
is to transform
expand()
is to transform
factor()
into a product and/or quotient of
Exec
Program listing:
block. :0! temp
:For i,1,100,1
: temp+i! temp
: If temp>20
: Exit
:EndFor
:Disp temp
Contents of
solve(x^2ì xì 2=0,x) ¸
exp4list(solve(x^2ì xì 2=0,x),x) ¸
, , and
fMin()
zeros
expand((x+y+1)^2) ¸
expand((x^2ì x+y^2ì y)/(x^2ù y^2ì x^2ù
expanded
yì xù y^2+xù y)) ¸
expression1
after execution: 21
temp
xñ + 2ø xø y + 2ø x + yñ + 2ø y + 1
x=2 or
x=ë 1
{ë 1 2}
817