Applications 11-5
5. Press + and move the cursor close to the left root.
The variables X and Y are updated as you move the cursor.
6. From a blank line on the Home screen, execute the
program NEWTON.
7. Enter X as the initial guess, and press ¸ repeatedly.
The program stops when the relative difference between
the new root estimate and the previous root estimate is
less than XíL10.
8. When program execution is complete, evaluate the
function at the estimated root.
Repeat the steps in this procedure to find the other root.