Question: Determine the vertex form of the quadratic function y = -2x^2 + 4x + 3. Graph the function, indicating the vertex and the axis of symmetry. Identify the y-intercept and two additional points on the graph. (
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What is the vertex of the parabola defined by the function 𝑦 = 2𝑥^2 + 4𝑥 - 1?
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Find the amplitude of the function f(x) = 3sin(2x) + 4cos(5x) when x ranges from 0 to 2π.