Which product positioning strategy was key to the success of the Texas Instruments TI-84 graphing calculator series in mathematics education?

The field of mathematics has seen revolutionary products that changed how students learn and professionals work with complex concepts. One particular innovation in the 1970s transformed how calculus was taught worldwide, creating an entirely new market segment. This poll tests your knowledge about product positioning strategies that helped mathematical tools and resources achieve widespread adoption in educational settings.

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Marketing it primarily as a gaming device with mathematical capabilities as a secondary feature
Positioning it as the approved calculator for standardized tests like AP exams and making it compatible with educational curriculum requirements
Focusing exclusively on professional mathematicians and ignoring the student market completely
Pricing it as a luxury item to create exclusivity and prestige among mathematics students