What is the fourth derivative of f(x) = 3x^5 - 2x^3 + 4x^2 - x + 2?
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(Question) Simplify the expression: (3 + 4i) - (2 - 5i) / (1 + i). How does the result demonstrate the distributive property of complex numbers?
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What is the equation of an ellipse with a vertical major axis, center at (2,-3), a vertex at (2,-5), co-vertex at (2,-1), and a length of major axis equal to 10 units?