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Zeta sine (Posted on 2018-10-28) Difficulty: 4 of 5
What is the maximum value of the expression below?

sin x / 13 + sin 2x / 23 + sin 3x / 33 + ...

No Solution Yet Submitted by Danish Ahmed Khan    
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  Subject Author Date
re(4): Solution (spoiler)Charlie2018-10-31 15:01:49
re(2): Solution (spoiler)Charlie2018-10-31 14:07:46
re(3): Solution (spoiler)Charlie2018-10-31 12:10:31
re(2): Solution (spoiler)Charlie2018-10-31 11:56:13
re: Solution (spoiler)Charlie2018-10-31 11:26:41
Solution (spoiler)JayDeeKay2018-10-31 11:08:07
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