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Mathematics
Problem
Evaluate
lim
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\lim_{n \to \infty} \frac{1}{n} \left[ \sin^{2k} \frac{\pi}{2n} + \sin^{2k} \frac{2\pi}{2n} + \dots + \sin^{2k} \frac{\pi}{2} \right]
lim
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sin
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