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thoan81
2 năm trước
Tìm các giá trị của m để phương trình sau tương đương : mx^2 - (m+1) * x+1=0 và (x-1)*(2x-1)=0 giải giùm mình nha hay thì mình cho 5 sao , please cảm ơn các bạn
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