Owner's Manual

TI-89 / TI-92 Plus Calculus Tools Page 29
Accessing Calculus Tools App functions from VAR-LINK
1. From the Home screen, press
2 °
. The
VAR-LINK [ALL]
screen appears.
2. Press
2 
(TI-89) /
g
(TI-92 Plus). The list of Flash
application functions appears.
3. Scroll through the list and select the function you want to use.
You may need to expand the application's folder before you
can view its functions.
4. Press
¸
. The function appears on the entry line as
CalcTool
.function name
5. Add the required arguments to complete the command and
press
¸
.
List of Calculus Tools App Functions
aCntroid
(density, var1, lower1, upper1, var2, lower2(var1), upper2(var1))
Returns a two-element list denoting the
{var1, var2}
coordinates
of the centroid of a
density
over a 2D region.
var1
varies from
lower1
to
upper1
, which must be independent of
var1
and
var2
.
var2
varies from expression
lower2
to expression
upper2
, which
might depend on
var1
. Use
density
1 for an area centroid.
Use F6 6:Centroid of Density
to display the problem-entry
dialog box and example for this function.