Math question: What are the characteristics of a parabola given the equation π¦ = ax^2? Describe its vertex, axis of symmetry, direction of opening, and whether it is symmetric or not.
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What is the value of sin(60Β°) + cos(45Β°) + tan(30Β°) - cosec(15Β°)?
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What is the integral definition of a continuous function f(x) from a to b in terms of limits?