What is the median of the data set: 12, 9, 7, 15, 11?
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Math question: Find the limit as x approaches 0 of (sin^2(x))/x using L'Hospital's Rule.
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Math question: What is the smallest positive integer solution to the equation x^n + y^n = z^n for n>2, as stated in Fermat's Theorem? (Assume x, y, z > 0)