A.\(x = 2015.\)B.\(x = 2016.\)C.\(x = 2017.\)D.\(x = 2018.\)
A.\(m < \dfrac{1}{{16}}\)B.\(m > \dfrac{1}{{16}}\)C.\(m < \dfrac{1}{4}\)D.\(m > \dfrac{1}{4}\)
A.\(P = \dfrac{{\sqrt x + 2}}{{\sqrt x - 1}}\)B.\(P = \dfrac{{\sqrt x - 3}}{{\sqrt x + 2}}\)C.\(P = \dfrac{{\sqrt x + 2}}{{\sqrt x - 3}}\)D.\(P = \dfrac{{\sqrt x - 3}}{{\sqrt x - 1}}\)
A.\(S = \left\{ {5;1} \right\}\)B.\(S = \left\{ {5; - 1} \right\}\)C.\(S = \left\{ { - 5; - 1} \right\}\)D.\(S = \left\{ { - 5;1} \right\}\)
A.\(m \in \left\{ { - \dfrac{1}{4}; - \dfrac{5}{4}} \right\}\)B.\(m \in \left\{ { - \dfrac{5}{4}; - \dfrac{7}{4}} \right\}\)C.\(m \in \left\{ { - \dfrac{1}{4}; - \dfrac{7}{4}} \right\}\)D.\(m \in \left\{ { - \dfrac{1}{4}; - \dfrac{3}{4}} \right\}\)
A.Xé máy: \(50km/h\) ; ô tô: \(70km/h\)B.Xé máy: \(36km/h\) ; ô tô: \(56km/h\)C.Xé máy: \(42km/h\) ; ô tô: \(62km/h\)D.Xé máy: \(40km/h\) ; ô tô: \(60km/h\)
A.B.C.D.
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