Which famous mathematical product, introduced in 1972, was the first to use Reverse Polish Notation (RPN) and became a staple tool for engineers and scientists?

Before powerful computers and AI, mathematicians relied on tools and products to perform calculations. Some of these products became legendary, transforming how we approach mathematical problems and shaping the development of modern computing. This trivia tests your knowledge about one such revolutionary product that changed mathematics forever and set the foundation for today's computational tools.

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• HP-35 Scientific Calculator
• Texas Instruments TI-30
• Casio fx-7000G
• Sharp EL-500

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