Các câu hỏi tương tự
Cho S= 1/31 + 1/32 + 1/33 +....+ 1/59 + 1/60. CMR 3/5<S<4/5
Cho S=1/31+1/32+1/33+...+1/59+1/60 Chứng minh 3/5<S<4/5
Cho S=1/31+1/32+1/33+...+1/59+1/60 Chứng minh
3/5<S<4/5
Cho tổng S = 1/31 + 1 /32 + 1/33 +.......... + 1/59 + 1/60. Hãy so sánh S với 4/5
Cho S = 1/31+1/32+1/33+.......+1/60.Chứng minh 3/5 < S < 4/
Cho S = 1/31+1/32+1/33+..............+1/60. CMR: 3/5 < S < 4/5
Cho S=1/31+1/32+1/33+.........+1/60. CMR:3/5<S<4/5
cho S=1/31+1/32+1/33+...+1/60 chung minh 3/5 < S < 4/5
Cho S= 1/31+1/32+1/33+...+1/60
CMR:3/5<S<4/5