Question: What is the smallest value of n for which Fermat's Theorem holds true, stating that there are no positive integer solutions for the equation x^n + y^n = z^n when n > 2 ?
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Find the value of x if f(x) = √(x + 4) - 2.
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What is the area of a triangle when the base is 7 cm and the height is 4 cm?