HP (Hewlett-Packard) 49g+ Calculator User Manual


 
Page 2-2
Notice that, if your CAS is set to EXACT (see Appendix C in user’s guide) and
you enter your expression using integer numbers for integer values, the result
is a symbolic quantity, e.g.,
5*„Ü1+1/7.5™/
„ÜR3-2Q3
Before producing a result, you will be asked to change to Approximate mode.
Accept the change to get the following result (shown in Fix decimal mode with
three decimal places – see Chapter 1):
In this case, when the expression is entered directly into the stack, as soon as
you press `, the calculator will attempt to calculate a value for the
expression. If the expression is entered between apostrophes, however, the
calculator will reproduce the expression as entered. For example:
³5*„Ü1+1/7.5™/
„ÜR3-2Q3`
The result will be shown as follows: