The sum of `2/(1!) +6/(2!)+12/(3!)+20/(4!)+....` is
50 views · Published 13 October 2018 · 4:09 · Indexed 27 September 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW The sum of `2/(1!) +6/(2!)+12/(3!)+20/(4!)+....` is
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