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+..............+1/60. 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
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 Cmr S<4/5
Cho tổng S=1/31 1/32 .... 1/60 . Cmr S<4/5
Cho S = 1/31+1/32+1/33+.......+1/60.Chứng minh 3/5 < S < 4/
H24
11 tháng 5 2022 lúc 21:43
\(S=\dfrac{1}{31}+\dfrac{1}{32}+...+\dfrac{1}{60}\) Chứng minh \(\dfrac{3}{5}< S< \dfrac{4}{5}\)