Which major retail partnership in the 1990s was crucial to establishing Texas Instruments graphing calculators as the standard in US mathematics education?

Texas Instruments' graphing calculators revolutionized mathematics education in the 1990s and continue to dominate classrooms today. Their strategic retail partnerships helped establish these devices as essential educational tools. Test your knowledge about the famous partnership that helped TI calculators become the gold standard in mathematics education.

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TI's exclusive distribution deal with Office Depot, making TI-83/84 calculators available in over 1,000 retail locations nationwide
The partnership with The College Board that made TI calculators the only approved devices for AP Calculus and SAT exams
TI's collaboration with Best Buy to create dedicated 'calculator centers' in stores with trained staff demonstrating the technology
The joint venture between TI and McGraw-Hill that bundled calculators with mathematics textbooks at discounted rates