Texas Instruments TI-89 Titanium User Manual page 735

Running a Tutorial Script
Perform the following steps to write a script using the
observe the results in the history area on the Home screen.
1. Open the
Text Editor
new variable named
The command symbol
Note:
2. Type the following lines into the
: Compute the maximum value of f on the closed interval [a,b]
: assume that f is differentiable on [a,b]
C
: define f(x)=x^3
C ! !
: 1 a:3.22
C
!
: d(f(x),x) df(x)
C
: zeros(df(x),x)
C
: f(ans(1))
C
: f({a,b})
: The largest number from the previous two commands is the
maximum value of the function. The smallest number is the
minimum value.
Activities
, and create a
.
demo1
is accessed from the „
C
N 2x^2+x N 7
b
Text Editor,
.
Text Editor
test each line, and
toolbar menu.
1:Command
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