Entering the unit imaginary number, The cmplx menus, Cmplx menu through the mth menu – HP 48gII User Manual
Page 167
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Entering the unit imaginary number
To enter the unit imaginary number type :
„¥
Notice that the number
i is entered as the ordered pair (0,1) if the CAS is set
to APPROX mode. In EXACT mode, the unit imaginary number is entered as
i.
Other operations
Operations such as magnitude, argument, real and imaginary parts, and
complex conjugate are available through the CMPLX menus detailed later.
The CMPLX menus
There are two CMPLX (CoMPLeX numbers) menus available in the calculator.
One is available through the MTH menu (introduced in Chapter 3) and one
directly into the keyboard (
‚ß). The two CMPLX menus are presented
next.
CMPLX menu through the MTH menu
Assuming that system flag 117 is set to
CHOOSE boxes (see Chapter 2),
the CMPLX sub-menu within the MTH menu is accessed by using:
„´9 @@OK@@ . The following sequence of screen shots illustrates these
steps:
The first menu (options 1 through 6) shows the following functions: