Which groundbreaking marketing strategy did Texas Instruments implement in the 1990s that revolutionized how graphing calculators were adopted in mathematics education?

Texas Instruments has been a leader in calculator technology for decades, revolutionizing how students and professionals approach mathematics. Their graphing calculators have become iconic tools in mathematics education, but how well do you know the marketing history behind these mathematical powerhouses? Test your knowledge about the intersection of mathematics education tools and product innovation!

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The 'Teachers Teaching with Technology' (T³) program that trained educators on using calculators in classrooms
The 'Calculate Your Future' campaign offering college scholarships to students who created calculator programs
The 'Math Masters' television competition show sponsored exclusively by Texas Instruments
The 'Equation Solution' program that offered schools free calculators if 75% of students passed standardized math tests