Math question: Simplify 3(x + 5) - 2(2x - 3) using the distributive property.
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What is the standard equation of a hyperbola with a center at (h,k), a horizontal transverse axis of length 2a, and a vertical conjugate axis of length 2b?
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Find the derivative of ∫(x^3 - 2x + 1)dx from x = 0 to x = 2.