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Nguyễn Mạnh Cường
Giới thiệu về bản thân
Chào mừng bạn đến với trang cá nhân của Nguyễn Mạnh Cường
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0
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0
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0
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0
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0
2024-10-18 20:25:01
1/99 - 1/99.98 - 1/98.97-...- 1/3.2-1/2.1
= 1/99 - (1/99.98 - 1/98.97 - ... - 1/3.2 - 1/2.1)
=1/99 - ( 1/99.98 + 1/98.97 + ... + 1/3.2 + 1/2.1)
= 1/99 - ( 1/99 - 1/98 +1/98 - 1/97 + 1/97 - 1/96 + ... + 1/3 - 1/2 +1/2 - 1/1)
=1/99 - ( 1/99 - 1)
= 1/99 - 1/99 + 1
=0 + 1
=1
2024-04-01 21:14:29
số đó là
(8545:5+678)x7=16709