Question Number 148838 by liberty last updated on 31/Jul/21

(1/(2×3×4)) +(1/(3×4×5))+(1/(4×5×6))+(1/(5×6×7))+(1/(6×7×8))+...+(1/(12×13×14))=?

Commented byJDamian last updated on 31/Jul/21

Can you confirm there is a missing (1/(4×5×6))?

Commented byliberty last updated on 31/Jul/21

yes typo

Commented byEDWIN88 last updated on 31/Jul/21

= ((22)/(273)) .