A.\(\dfrac{9}{{100}}\)
B.\(\dfrac{9}{{200}}\)
C.\(\dfrac{1}{{64}}\)
D.\(\dfrac{1}{{32}}\)

A.\( - 1\)
B.\( - 4\)
C.\(2\)
D.\( - 5\)

A.\(\dfrac{4}{{63}}\)
B.\(\dfrac{1}{{63}}\)
C.\(\dfrac{2}{{63}}\)
D.\(\dfrac{8}{{63}}\)

A.\(4\)
B.\(5\)
C.\(7\)
D.\(6\)

A.\( - 2{x^3} + 3{x^2} + C\)
B.\(2{x^3} + 3{x^2} + C\)
C.\({x^3} + 3{x^2} + C\)
D.\( - {x^3} + 3{x^2} + C\)

A.\(\dfrac{{{2^{x + 1}}\ln 2}}{{{{\left( {{2^x} + 1} \right)}^2}}}\)
B.\(\dfrac{{{2^x}\ln 2}}{{{{\left( {{2^x} + 1} \right)}^2}}}\)
C.\(\dfrac{{{2^{x + 1}}}}{{{{\left( {{2^x} + 1} \right)}^2}}}\)
D.\(\dfrac{{{2^x}}}{{{{\left( {{2^x} + 1} \right)}^2}}}\)

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

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

A.\(\left( P \right):\,\,\,x + y - z = 0\)
B.\(\left( \beta  \right):\,\,\,x + z = 0\)
C.\(\left( Q \right):\,\,\,x + y + 2z = 0\)
D.\(\left( \alpha  \right):\,\,\,x - y + 1 = 0\)

A.\(\dfrac{{{9^x}}}{3} + C\)
B.\(\dfrac{{{9^x}}}{{3\ln 3}} + C\)
C.\(\dfrac{{{9^x}}}{{6\ln 3}} + C\)
D.\(\dfrac{{{9^x}}}{6} + C\)