Math Question: What are the smallest possible values of positive integers a, b, and c, satisfying the equation a^n + b^n = c^n for n > 2 according to Fermat's Theorem?
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What is the derivative of cos(2x) - sin(3x) + tan(x) at x = π/4?
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Math question: What is the limit as x approaches 3 of (2x + 1)?