Math question: Find the fourth-order derivative of f(x) = 3x^4 + 2x^3 - 4x^2 + 5x + 1.
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Math question: "What is the limit as x approaches 3 of (2x-5)/(x-3)?"
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Math question: Given a quadratic function y = ax^2 + bx + c, where a is not equal to 0, graph the function for a = 2, b = -3, and c = 1 using a coordinate plane. Identify the vertex, axis of symmetry, and x-intercepts.