Texas Instruments TI-89 Titan graphischer Taschenrechner im Etui - getestet, Y2K, 2005
51,58 €
The Titanium has a slightly updated CAS, which adds a few more mathematical functions, most notably implicit differentiation. The Titanium also has a slightly differing case design from that of the TI-89 (the Titanium's case design is similar to that of theTI-84 Plus ).
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