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tranthibichhue86
2 năm trước
tìm x thuộc Z biết: a) (x+3) chia hết cho (x+5) b) (x+1) chia hết cho (x+2) m) (2x-+) (3-x)=0 n) (x-2)^2=16 o) (x^2 +1)(x^2 -810) = 0 GIÚP NHA
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