Question
讞砖讘 讗转 注专讱 讛讘讬讟讜讬 `(1/(1*100) + 1/(2*99) + 1/(3*98) + ... + 1/(49*52) + 1/(50*51))/(1/1+1/2+1/3+1/4+...+1/99+1/100)`
Sources:
- Israeli IMO Selection, 2012, Stage A Question 6
There are no comments yet.
讞砖讘 讗转 注专讱 讛讘讬讟讜讬 `(1/(1*100) + 1/(2*99) + 1/(3*98) + ... + 1/(49*52) + 1/(50*51))/(1/1+1/2+1/3+1/4+...+1/99+1/100)`