What is the smallest positive integer value of n in Fermat's Theorem equation a^n + b^n = c^n, where a, b, and c are integers, satisfying the condition a, b, and c < 100?
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What is the equation for an ellipse with its center at (h, k), major axis length of 2a, and minor axis length of 2b?
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What are the characteristics of the cotangent function f(x) = cot x? How does it relate to other trigonometric functions?