What is the sine of angle 45 degrees in the unit circle?
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Math question: What is the mode of the following data set: 5, 8, 3, 8, 2?
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Math question: What is the sum of cubes a^3 + b^3 if a, b, and c are positive integers satisfying Fermat's theorem for n=3, and c is the hypotenuse of a right-angled triangle?