Question

[Hoàng Nguyễn Chí Bảo]

So sánh A với 15 :

A=2000/2001+2001/2002+...+2015/2016

Answer 1

[bình otaku]

ta có

2000/2001<1; 2001/2002<1; ...;2015/2016<1

=>A=2000/2001+2001/2002+...+2015/2016<1+1+1+....+1=15

=>A<15

Vậy A=2000/2001+2001/2002+...+2015/2016<15