Trịnh Đức Anh
Giới thiệu về bản thân
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2022-10-23 11:10:01
2022-07-27 17:10:57
Số hs yếu là:
48.1/12=4(h/s)
2022-05-24 06:03:26
2022-05-24 06:03:26
2022-05-02 16:55:33
a) 1−12+13=6−3+26=561−12+13=6−3+26=56.
b) 25+35:910=25+35⋅109=25+23=161525+35:910=25+35⋅109=25+23=1615.
c) 711⋅34+711⋅14+411=711(34+14)+411=711+411=1711⋅34+711⋅14+411=711(34+14)+411=711+411=1.
d) (34+0,5+25%)⋅223=(34+12+14)⋅83=32⋅83=4(34+0,5+25%)⋅223=(34+12+14)⋅83=32⋅83=4.
2022-05-02 16:54:57
a) 1−12+13=6−3+26=561−12+13=6−3+26=56.
b) 25+35:910=25+35⋅109=25+23=161525+35:910=25+35⋅109=25+23=1615.
c) 711⋅34+711⋅14+411=711(34+14)+411=711+411=1711⋅34+711⋅14+411=711(34+14)+411=711+411=1.
d) (34+0,5+25%)⋅223=(34+12+14)⋅83=32⋅83=4(34+0,5+25%)⋅223=(34+12+14)⋅83=32⋅83=4.
2022-04-29 22:13:20
This's a square.
2022-04-20 21:19:47
2022-04-15 22:21:39
x : 5/9 = 3/72
x : 5/9 = 1/24
x = 1/24 x 5/9
x = 5 / 216
2022-04-04 22:20:33