Texas Instruments TI-89 Voyage 200, User Manual

Page: 742 / 1008

Activities 742
1. Define the expression for side
a
in terms
of
w
and store it in
a(w)
.
Note:
When you want to define a function,
use multiple character names as you
build the definition.
2. Define the expression for side
b
in terms
of
w
and store it in
b(w).
3. Define the expression for side
c
in terms
of
w
and store it in
c(w)
.
Enter:
Define c(w)= ‡ (a(w)^2+b(w)^2)
10
5
w
a
b
c
a = w+5
b = 10a
w