Nguyễn Văn Hậu
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2024-11-19 06:21:32
I LIKE LIVING IN THE COUNTRYSIDE FOR A NUMBER OF REASONS. IT IS A PEACEFUL PLACE WITH FRESH AIR.WE CAN ENJOY A HEALTHY NATURAL CONĐITION WITH OUT WORRYING MUCH ABOUT ARE POLLUTION.MARROW RURAL IS A SAFE PLACE THAN A CITY.BECAUSE MOST OF THE VILLAGERS ARE FRIENDS AND WILING TO HELP EACH OTHER
2024-11-19 06:21:32
I LIKE LIVING IN THE COUNTRYSIDE FOR A NUMBER OF REASONS. IT IS A PEACEFUL PLACE WITH FRESH AIR.WE CAN ENJOY A HEALTHY NATURAL CONĐITION WITH OUT WORRYING MUCH ABOUT ARE POLLUTION.MARROW RURAL IS A SAFE PLACE THAN A CITY.BECAUSE MOST OF THE VILLAGERS ARE FRIENDS AND WILING TO HELP EACH OTHER
2024-10-24 18:22:36
Câu a,Tính A+B
(X²-3xy-y²+1)+(2x²+y²-7xy-5)
X²+2x²-3xy-7xy+1-5
=3x²-10xy+4