- #1
Euge
Gold Member
MHB
POTW Director
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Here is this week's POTW:
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Prove
$$\lim_{n\to \infty} \int_0^{\pi/(2n)} \frac{\sin 2nx}{\sin x}\, dx = \int_0^\pi \frac{\sin x}{x}\, dx.$$
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Remember to read the http://www.mathhelpboards.com/showthread.php?772-Problem-of-the-Week-%28POTW%29-Procedure-and-Guidelines to find out how to http://www.mathhelpboards.com/forms.php?do=form&fid=2!
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Prove
$$\lim_{n\to \infty} \int_0^{\pi/(2n)} \frac{\sin 2nx}{\sin x}\, dx = \int_0^\pi \frac{\sin x}{x}\, dx.$$
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Remember to read the http://www.mathhelpboards.com/showthread.php?772-Problem-of-the-Week-%28POTW%29-Procedure-and-Guidelines to find out how to http://www.mathhelpboards.com/forms.php?do=form&fid=2!