Texas Instruments TITANIUM TI-89 User Manual page 134

Steps and keystrokes
3. Enter values for each variable, except the
unknown variable m1.
Define m2 and g first. Then define a. (You
must define g before you can define a in
terms of g.) Accept the default for bound.
If a variable has been defined previously,
its value is shown as a default.
Press D 10 D D 9.8 C C C j G e
3
4. Move the cursor to the unknown variable
m1.
Optionally, you can enter an initial guess
for m1. Even if you enter a value for all
variables, the Numeric Solver solves for
the variable marked by the cursor.
Press D D
5. Solve for the unknown variable.
To check the solution's accuracy, the left
and right sides of the equation are
evaluated separately. The difference is
shown as left-rt. If the solution is precise,
left-rt=0.
Press „
Previews
Display
g/3 is evaluated when
you move the cursor
off the line.
marks the calculated
0
values.
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