Question: In a right triangle, if the angle of elevation to the top of a tree is 45 degrees and the distance from the observer to the base of the tree is 20 meters, find the height of the tree.
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Math question: Find the absolute extrema of y = x^3 - 2x^2 + 1 on the interval [-2, 2].
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What is the equation of an exponential function represented by a graph with a horizontal asymptote at y = 3 and passing through the point (2, 9)?