A.\(\left( { - 2;0} \right)\)
B.\(\left( { - \infty ; - 1} \right)\)  
C.\(\left( { - 2; + \infty } \right)\)
D.\(\left( { - 1;1} \right)\)

A.\( - 2019\)
B.\( - 1968\)  
C.\( - 1966\)
D.\( - 1993\)

A.\(11\)
B.\(9\)  
C.\(10\)
D.\(8\)

A.\(\dfrac{5}{2}\)
B.\(\dfrac{{10}}{3}\)
C.\(\dfrac{5}{3}\)
D.\(\dfrac{{15}}{4}\)

A.\(10\)
B.\({e^2}\)
C.\(2021\)
D.\(\ln 2\)

A.\(6\)
B.\(5\)  
C.\(4\)
D.\(3\)

A.\(2014\)
B.\(2019\)
C.\(2010\)
D.\(2008\)

A.\(2012\)
B.\(2007\)
C.\(2008\)
D.\(2010\)

A.\(\dfrac{{9\sqrt 3 {a^3}}}{2}\)
B.\(\dfrac{{9{a^3}}}{2}\)
C.\(\dfrac{{9\sqrt 2 {a^3}}}{2}\)
D.\(\dfrac{{27\sqrt 2 {a^3}}}{2}\)

A.\(27\sqrt 3 {a^3}\)
B.\(108\sqrt 3 {a^3}\)
C.\(9\sqrt 3 {a^3}\)
D.\(81\sqrt 3 {a^3}\)