tick đi tui làm cho . đúng 100% sai cho olm khóa nick của tui
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Chứng minh rằng :
100 - ( 1 + 1/2 + 1/3 + .....+ 1/100) = 1/2 + 2/3 + 3/4 + .......+ 99/100
Chứng minh rằng
D= 1/3-2/32+3/33-4/34+..........+99/399-100/3100<3/16
E=1/52-2/53+3/54-4/55+.......+99/5100-100/5101<1/36
F=1/22+1/32+1/42+.......+1/502<1
Chứng minh rằng 1/3-3/2^2+3/3^3-4/3^4+...+99/3^99-100/3^100
chumg minh rang 1/3-2/3^2+3/3^3-4/3^4+...+99/3^99-100/3^100<3/16
chứng minh: 1/3-2/3^2+3/3^3-4/3^4+...+99/3^99-100/3^100<3/16
Chứng minh rằng : 1/3-2/3^2+3/3^3-4/3^4+...+99/3^99-100/3^100<3/16
chung minh rang 1/3-2/3^2+3/3^3-4/3^4+....+99/3^99-100/3^100<3/16
20^5-5^10:100^5
B=3^100-3^99+3^98-.........+3^2-3+1
D=2^100-2^99+2^98-.........+2^2-2+1
- Chứng minh rằng :
1/3 - 2/3^2 + 3/3^3 - 4/3^4 + ... + 99/3^99 - 100/3^100 < 3/16