Which company first successfully commercialized the hand-held scientific calculator that could perform trigonometric and logarithmic functions, revolutionizing mathematics education in the 1970s?

The calculator industry transformed mathematics education and professional practice. Before electronic calculators became mainstream, mathematical calculations were performed using various mechanical devices or slide rules. The introduction of electronic calculators marked a significant shift in product innovation that changed how mathematics was taught and applied. This poll tests your knowledge about a pivotal moment in calculator development that revolutionized the industry.

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Texas Instruments with their TI-30 model
Hewlett-Packard with their HP-35 model
Casio with their fx-10 model
Sharp with their EL-8 model