A.\(10\)
B.\(12\)
C.\(30\)
D.\(15\)

A.\({x^3}\)
B.\({x^{\frac{7}{2}}}\)
C.\({x^{\dfrac{2}{3}}}\)
D.\({x^{\frac{3}{5}}}\)

A.
B.
C.
D.

A.\( - 1\)
B.\(0\)
C.\(1\)
D.\(4\)

A.\(y =  - {x^3} + 3{x^2} - 3x + 1\)
B.\(y =  - {x^2} + 2x\)
C.\(y = {x^4} - {x^2} + 1\)
D.\(y = \dfrac{{x - 1}}{x}\)

A.\(\dfrac{3}{{20}}\)
B.\(\dfrac{1}{{20}}\)
C.\(\dfrac{1}{3}\)
D.\(\dfrac{3}{{10}}\)

A.\({u_{10}} = 20\)
B.\({u_{10}} = 21\)
C.\({u_{10}} = 19\)
D.\({u_{10}} = 15\)

A.\(4\pi {a^2}\)
B.\(2\pi {a^2}\)
C.\(\pi {a^2}\)
D.\(\dfrac{4}{3}\pi {a^2}\)

A.\(6x - 4y + 3z - 12 = 0\)
B.\(\dfrac{x}{2} + \dfrac{y}{{ - 3}} + \dfrac{z}{4} = 0\)
C.\(6x - 4y + 3z = 0\)
D.\(\dfrac{x}{2} + \dfrac{y}{3} - \dfrac{z}{4} = 1\)

A.\(\left( {3;2} \right)\)
B.\(\left( {3; - 2} \right)\)
C.\(\left( { - 2;3} \right)\)
D.\(\left( {2; - 3} \right)\)