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annt.c3gr
2 năm trước
Đa thức f(x) chia cho x+1 thì được dư là 5, nếu chia cho $x^{2}$ +1 thì được dư là x+2.Tìm dư trong phép chia f(x) cho $x^{3}$ +$x^{2}$ +x+1
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