What is the domain of the logarithmic function f(x) = log(x) / f(x) = ln(x)?
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Math question: In triangle XYZ, angle X measures 60 degrees and angle Y measures 90 degrees. If the angle bisector of angle XYZ intersects side XZ at point P, find the measure of angle XPY.
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What is the probability of obtaining exactly 3 heads in 10 flips of a fair coin?