A.\(50\)  
B.\(5\)  
C.\(1\)  
D.\(122\)

A.\(\dfrac{{16}}{{225}}\)  
B.\(\log \dfrac{5}{3}\)  
C.\(\ln \dfrac{5}{3}\)  
D.\(\dfrac{2}{{15}}\)

A.\(3\sqrt 2 \)  
B.\(2\sqrt 3 \)  
C.\(3\)  
D.\(\sqrt 3 \)

A.\(\sqrt 3 a\)
B.\(a\)
C.\(\dfrac{{\sqrt 3 a}}{2}\)
D.\(\sqrt 2 a\)

A.\(102.424.000\) đồng
B.\(102.423.000\) đồng
C.\(102.016.000\) đồng
D.\(102.017.000\) đồng

A.\(\dfrac{5}{{22}}\)  
B.\(\dfrac{6}{{11}}\)  
C.\(\dfrac{5}{{11}}\)  
D.\(\dfrac{8}{{11}}\)

A.\(3x - y - z - 6 = 0\)  
B.\(3x - y - z + 6 = 0\)
C.\(x + 3y + z - 5 = 0\)  
D.\(x + 3y + z - 6 = 0\)

A.\(\dfrac{{\sqrt 2 }}{2}\)
B.\(\dfrac{{\sqrt 3 }}{3}\)
C.\(\dfrac{2}{3}\)
D.\(\dfrac{1}{3}\)

A.\(322560\)  
B.\(3360\)  
C.\(80640\)  
D.\(13440\)

A.1
B.\(\dfrac{3}{2}\)  
C.\(\dfrac{5}{2}\)  
D.\(\dfrac{1}{2}\)