/sci/ - Science & Math » Thread #11522136

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Unsolved Problem?

Anonymous Wed 01 Apr 14:01:21 2020 No.11522136 View Reply Original Report

Quoted By: >>11522146 >>11522150 >>11522286

Anonymous

Anonymous Wed 01 Apr 2020 14:04:44 No.11522146 Report

Quoted By: >>11522153

>>11522136
converges. next

Anonymous

Anonymous Wed 01 Apr 2020 14:05:21 No.11522150 Report

Quoted By:

>>11522136
1/(sin^5)

A?n????on?y??mo?u?s

A?n????on?y??mo?u?s Wed 01 Apr 2020 14:06:01 No.11522153 Report

Quoted By: >>11522227

>>11522146
Prove it.

Anonymous

Anonymous Wed 01 Apr 2020 14:34:04 No.11522227 Report

Quoted By: >>11522236

>>11522153
1/n^2 converges

this converges even faster

Anonymous

Anonymous Wed 01 Apr 2020 14:36:39 No.11522236 Report

Quoted By: >>11522257

>>11522227
Actual retard.

Anonymous

Anonymous Wed 01 Apr 2020 14:42:47 No.11522251 Report

Quoted By:

test $\sum_{n=1}^{\infty} \frac {1} {n^3 \sin^2\left(n\right)} < \infty$

Anonymous

Anonymous Wed 01 Apr 2020 14:44:30 No.11522257 Report

Quoted By:

>>11522236
>i have no argument

Anonymous

Anonymous Wed 01 Apr 2020 14:52:21 No.11522286 Report

Quoted By: >>11522291 >>11522323 >>11522399

>>11522136
1/sin^2(n) < n

1/(n^3 * sin^2(n)) < n/n^3

1/(n^3 * sin^2(n)) < 1/n^2

converges by p test

A?no?n?y???m???ou?s

A?no?n?y???m???ou?s Wed 01 Apr 2020 14:54:10 No.11522291 Report

Quoted By: >>11522326

>>11522286
Why would the first inequality be true?

A?n??o?n???y?mou?s?

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A?n??o?n???y?mou?s? Wed 01 Apr 2020 15:00:20 No.11522323 Report

Quoted By:

>>11522286

A??n??ony?m?ou??s??

A??n??ony?m?ou??s?? Wed 01 Apr 2020 15:01:08 No.11522326 Report

Quoted By: >>11522330

>>11522291
|sin(n)|<=1

A?no??n??y?m??o?u?s

A?no??n??y?m??o?u?s Wed 01 Apr 2020 15:02:10 No.11522330 Report

Quoted By:

>>11522326
Ignore this, sorry.

A?n?on?y??m???ous??

A?n?on?y??m???ous?? Wed 01 Apr 2020 15:12:28 No.11522372 Report

Quoted By:

Honestly ifId had to guess id say it diverges to infinity but I have no way to prove it

Anonymous

Anonymous Wed 01 Apr 2020 15:18:08 No.11522399 Report

Quoted By:

>>11522286
sorry for this, the first assumption is wrong

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