What conditions are necessary for two triangles to be congruent?
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What is the derivative of sin(2x) + 3cos(5x) - tan(x) + sec(4x)?
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Fermat's Theorem states that for any prime number p, and any positive integer n, the equation x^n + y^n = z^n has no integer solutions. Math question: Does there exist any solution to the equation x^3 + y^3 = z^3, where x, y, and z are positive integers?