Rút gọn \(B\).
A.\(B = \frac{{\sqrt x }}{{\sqrt x - 2}}\)
B.\(B = \frac{{\sqrt x }}{{\sqrt x + 1}}\)
C.\(B = \frac{{\sqrt x + 1}}{{\sqrt x - 2}}\)
D.\(B = \frac{{\sqrt x - 2}}{{\sqrt x + 1}}\)
A.\(B = \frac{{\sqrt x }}{{\sqrt x - 2}}\)
B.\(B = \frac{{\sqrt x }}{{\sqrt x + 1}}\)
C.\(B = \frac{{\sqrt x + 1}}{{\sqrt x - 2}}\)
D.\(B = \frac{{\sqrt x - 2}}{{\sqrt x + 1}}\)
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Hóa Học lớp 12
