Which mathematical software company created the viral 'Solve for X' marketing campaign that challenged the public to solve increasingly difficult equations for prizes?

In the increasingly data-driven world of product marketing, mathematics has become an essential tool for success. From advanced analytics to algorithmic customer segmentation, mathematical principles now underpin many of the most effective marketing strategies. This poll tests your knowledge about a groundbreaking marketing campaign that leveraged mathematical concepts in an unprecedented way to capture public attention and drive engagement with mathematical learning tools.

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Wolfram Alpha with their 'Computational Challenge' series that offered $10,000 to anyone who could solve their final equation
Maplesoft's campaign where subway advertisements featured QR codes that led to mathematical puzzles of increasing complexity
MATLAB's interactive billboards in major cities that displayed real-time equations submitted by passersby via smartphone app
Desmos' social media challenge where celebrities competed to solve calculus problems, driving 2 million new users to their graphing calculator