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01206035565nguyenthikieutrinh
2 năm trước
Giúp em với ạ, đang cần rất gấppp Phân tích các đa thức thành nhân tử: A = x ³ - y ³ + 3xy (x - y) + 1 B = x ³ - 3xy ² + 2y ³ C = (x ² + 8x + 7) (x + 3) (x + 5) + 15
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