What is the vertex form of the quadratic function f(x) = (x - h)^2 + k, where the vertex (h, k) represents the maximum or minimum point of the parabola?
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What is the measure of an angle formed by two intersecting lines if one angle measures 30° less than twice the other angle?
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Math question: Find the limit as x approaches 0 for (e^x - 1 - x) / (sin(x) - x) using L’Hospital’s Rule.