A.\(Bb\dfrac{{Ad}}{{aD}} \times bb\dfrac{{ad}}{{ad}}\)
B.\(Bb\dfrac{{AD}}{{ad}} \times bb\dfrac{{ad}}{{ad}}\)
C.\(Aa\dfrac{{BD}}{{bd}} \times aa\dfrac{{bd}}{{bd}}\)
D.\(Aa\dfrac{{Bd}}{{bD}} \times aa\dfrac{{bd}}{{bd}}\)
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Hóa Học lớp 12
