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Selecting Cas Settings - HP 48gII User Manual

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Selecting CAS settings

CAS stands for Computer Algebraic System. This is the mathematical core of
the calculator where the symbolic mathematical operations and functions are
programmed. The CAS offers a number of settings can be adjusted according
to the type of operation of interest. To see the optional CAS settings use the
following:
Press the H button to activate the CALCULATOR MODES input form.
To change CAS settings press the @@ CAS@@ soft menu key. The default values
of the CAS setting are shown below:
To navigate through the many options in the CAS MODES input form, use
the arrow keys: š™˜—.
To select or deselect any of the settings shown above, select the underline
before the option of interest, and toggle the @@CHK@@ soft menu key until the
right setting is achieved. When an option is selected, a check mark will
be shown in the underline (e.g., the Rigorous and Simp Non-Rational
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