What is the value of 'a' in the parabola function 𝑦 = ax^2 if the vertex is (2,5) and the point (3,9) passes through the parabola?
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Math question: What are the characteristics of a hyperbola with a horizontal transverse axis, center at (h, k), vertices at (h±a, k), foci at (h±c, k), and asymptotes given by y = k ± (b/a)(x - h)?
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Math question: What is the value of sinh(π/3) - cosh(π/4) + tanh(1) + sech(2) + csch(3)?