What is the domain of the function f(x) = sin(x) + cos(x) for x in degrees?
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Question: What is the smallest value of n for which there are no positive integer solutions to x^n + y^n = z^n, in accordance with Fermat's Last Theorem?
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What is the derivative of f(x) = sin(x) * cos(x) + e^(2x) - ln(x) + sqrt(x)?