HP 9g Manual page 4

hp calculators
HP 9g Clearing, Editing and Correcting
replace the arcsin function with the arcos function, you don't have to delete all the three letters s, i, and n: it
is the entire function name that is deleted at once. Place the cursor on the arcsin function by pressing
„„„now press Z and ~i to enter the arcos function. Now press Z again to delete the left
parenthesis inserted automatically by the arcos function. Of course, you can always insert the new function
first and then delete the old one: ~iZZ. Note that the number of keystrokes is the same as
before.
Example 7: Correct the previous expression again but, this time, once the expression has been evaluated.
Solution: Let's key in the expression again : 30+~h.58and now press =. To retrieve the
evaluated expression press ..., the cursor is at the beginning of the entry line, press
††Z~iZ to replace the arcsin function.
hp calculators - 4 - HP 9g Clearing, Editing and Correcting - Version 1.0