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Sum of Cot-1+Cot-2+Cot-3+ Cot-4+Cot-4+Cot-5..upto infinity=?

Sum of Cot-1+Cot-2+Cot-3+ Cot-4+Cot-4+Cot-5..upto infinity=?

Grade:12th pass

1 Answers

Puneet trivedi
39 Points
6 years ago
the sm will be infinite because Cot^-1,(1) is equal to infinite and when infinite is added then sum is infinite

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