Math question: Find the value of sin(45°) * cos(30°) - tan(60°)
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Math question: Consider the quadratic function f(x) = 2x^2 + 3x - 4. Graph it using a scale of 1 unit per grid square. Identify the vertex, axis of symmetry, and x-intercepts. (
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What is the radian measure of an angle that subtends an arc of length 15 units on a circle with radius 5 units?