Question: "Using the Fundamental Theorem of Calculus, evaluate ∫[a to b] f'(x) dx, where f(x) = 3x^4 - 2x^2.
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What is the derivative of f(x) = sin(2x) + cos(3x)?
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Math question: In triangle ABC, if segment AB is congruent to segment AC, angle A is congruent to angle B, and angle C is congruent to angle B, then segment BC is congruent to _______?