What is the smallest value of n in Fermat's theorem equation a^n + b^n = c^n with distinct positive integers a, b, and c, that satisfies the statement for n > 2?
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Math question: In a circle, if a chord is perpendicular to a radius, find the length of the chord when the radius is 5 cm.
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What is the period of the trigonometric function f(x) = 2sin(3x) - cos(2x) + tan(5x)?