HP 39G User Manual page 86

Solve aplet's NUM view keys
7-4
7. Trace along the graph representing the left member of the
equation until the cursor nears the intersection.
20 times
Note the value of A
displayed near the
bottom left corner of the
screen.
The Plot view provides a convenient way to find an
approximation to a solution before using the Numeric
view Solve option. See "Plotting to find guesses" on
page 7-8 for more information.
The Solve aplet's NUM view keys are:
Key Meaning
Copies the highlighted value to the edit
line for editing. Press
Displays a message about the solution
(see "Interpreting results" on page 7-6).
Displays other pages of variables, if
any.
Displays the symbolic definition of the
current expression. Press
done.
Finds a solution for the highlighted
variable, based on the values of the
other variables.
Clears highlighted variable to zero or
deletes current character in edit line, if
edit line is active.
Resets all variable values to zero or
CLEAR
clears the edit line, if cursor is in edit
line.
when done.
when
Solve aplet