Math question: Find the derivative of f(x) = 3xΒ² + 4x - 5.
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What is the radian measure of an angle in a unit circle if it is Ο/6 radians?
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Math Question: Consider a quadratic function with the graph of a parabola opening upward. Its vertex is located at (-2, 5) and one of its roots is x = 3. Find the equation of this quadratic function.