CBSE Class 12-science Answered
Solve it pls.
![question image](http://images.topperlearning.com/topper/new-ate/top_mob168114755986777236359e14111-bb65-4878-9f53-f82f733fdab7.jpg)
Asked by sdmbotch1123 | 10 Apr, 2023, 22:55: PM
TO find the value of cot-1(9/2) + cot-1(25/2) + cot-1(49/2) +... upto n terms
This can be solved as follows:
![](https://images.topperlearning.com/topper/tinymce/imagemanager/files/0bc23a85dba8dd541ef7733e323326ec64362bae1f66d8.76202635DocScanner12Apr2023922AM.jpg)
Answered by Renu Varma | 12 Apr, 2023, 09:25: AM
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