A.2
B.1
C.0,5
D.1,5

A.20cm.
B.30cm.
C.10cm.
D.40cm.

A.\(\frac{{\sqrt 3 }}{2}\)
B.\(\frac{1}{2}\)
C.\(\frac{{2\sqrt 3 }}{{\sqrt {13} }}\)
D.\(\frac{1}{{\sqrt {13} }}\)

A.\(x - 1\)
B.\(x + 1\)
C.\(1 - x\)
D.\(1 + x\)

A.\(\dfrac{{11}}{2}\)
B.\(\dfrac{9}{2}\)
C.\(\dfrac{{11}}{4}\)
D.\(\dfrac{9}{4}\)

A.\(-4010\)
B.\(-4014\)
C.\(-4717\)
D.\(-4414\)

A.\(\left( {3x + 2} \right)\left( {x + 3} \right)\)
B.\(\left( {2x + 3} \right)\left( {x + 3} \right)\)
C.\(\left( {x + 2} \right)\left( {3x + 2} \right)\)
D.\(\left( {3x + 2} \right)\left( {2x + 3} \right)\)

A.\(A = \left( {x - 1} \right)\left( {2x - 3} \right)\)
B.\(A = \left( {x + 1} \right)\left( {2x + 3} \right)\)
C.\(A = \left( {2x - 1} \right)\left( {x - 3} \right)\)
D.\(A = \left( {2x - 3} \right)\left( {x - 1} \right)\)

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

A.\(x + 5y\)
B.\(5x - y\)
C.\(x - 5y\)
D.\(5x + y\)