Texas Instruments TITANIUM TI-89 - Manual (Page 742)

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