Math question: What is the smallest positive integer value of n in Fermat's Theorem equation x^n + y^n = z^n for which there exists a solution, excluding n=2?
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What is the value of x in the equation 3x^2 - 5x + 2 = 0?
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What is the limit of (3x^2 + 2x - 5)/(4x^2 - 6x + 3) as x approaches 2?