the blue ALPHA key, key (7,1), can be combined with some of the other keys to activate the alternative functions shown in the keyboard.

For example, the Pkey, key(4,4), has the following six functions associated with it:

PMain function, to activate the SYMBolic menu „´ Left-shift function, to activate the MTH (Math) menu …N Right-shift function, to activate the CATalog function

~p

ALPHA function, to enter the upper-case letter P

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