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0
2022-11-03 20:42:38
2022-11-03 20:40:18
=5/2x(2/2x4+2/4x6+2/6x8+...+2/14x16)
=5/2x(1/2-1/4+1/4-1/6+...+1/14-1/16)
=5/2x(1/2-1/16)
=5/2x(7/16)
=35/32
2022-05-02 19:21:25
25 chia 125 x 100 bằng 20
đáp án là D
2022-04-15 21:02:47
D đánh gia 5 sao nha cảm ơn
2022-04-15 20:27:18
dư 1
2022-04-03 21:24:36
2022-04-03 21:24:36
2022-04-03 21:24:36
2022-04-03 21:24:36
2022-04-03 21:24:36