Toán Lớp 9: E=$\frac{4√x-3}{√x+5}$ (x ≥ 0, x khác 0)
tìm x để E ∈ Z
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Toán Lớp 9: E=$\frac{4√x-3}{√x+5}$ (x ≥ 0, x khác 0)
tìm x để E ∈ Z
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