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ba:"when will you go to HO CHI MINH City?" hoa:" ."
Phân tích đa thức thành nhân tử:1, x2-2xy+y2+2x-2y2, x2+y2+2xy+y2+xz3, x2-2x+1-y2+2y-14, 4x2-4x+1-y2-8y-165, x3-4x2+4x6, 27x5+x27, x3-y3+2x2-2y28, 4x2+4xy-15y2
1:I stayed in New Zealand for six months.
2: She called the firemem because her cat stuck in a free
3: I bought two kilos of oranges.
4 . John wrote about gia gradparents