When Texas Instruments launched the first TI-84 Plus graphing calculator that revolutionized math education, which groundbreaking feature did it NOT include compared to its predecessor?

Texas Instruments has dominated the educational calculator market for decades, with their graphing calculators becoming essential tools in mathematics classrooms worldwide. The TI-84 series in particular transformed how students interact with mathematical concepts, combining functionality with product development innovation. This poll tests your knowledge about this iconic product launch that changed mathematics education forever.

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USB port for computer connectivity
Preloaded math applications like the Polynomial Root Finder
Color display screen
3x the memory of the TI-83 Plus