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Graphing Tools Deals

Texas Instruments Ti-89 Titanium Graphing Calculator deals and coupons
The TI-89 Titanium is TIs one of TIs most powerful graphing calculators. It comes with 16 preloaded apps including CellSheet, NoteFolio and EE*Pro. Official AP Calculus exam questions are also pre loaded. It also has 3 times the flash memory of the regular TI-89 so you can store even more programs and data than before. Uploading data and upgrades is easy with the USB port. The calculator is compatible with Calculator Based Laboratory and Calculator Based Ranger systems. They let you collect and analyze real world data like temperature vari...
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