What is the derivative of f(g(x)) when f(x) = sin(x) and g(x) = 3x^2 + 2x - 1?
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Math question: In triangle ABC, if the length of the angle bisector of angle A is 12 cm, and the length of the opposite side of angle A is 8 cm, find the length of side BC.
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What is the median of the set {7, 4, 9, 2, 11, 5, 6, 8, 13, 10}?