A.\(M' = \left( {1; - 2;0} \right)\)
B.\(M' = \left( {1;2;3} \right)\)  
C.\(M' = \left( {1; - 2; - 3} \right)\)  
D.\(M' = \left( { - 1;2;3} \right)\)

A.\(T = 10\)  
B.\(T =  - 10\)   
C.\(T = 12\)   
D.\(T =  - 12\)

A.\(\dfrac{{23}}{{66}}\)   
B.\(\dfrac{5}{{33}}\)    
C.\(\dfrac{1}{6}\)    
D.\(\dfrac{{13}}{{66}}\)

A.2054  
B.2055   
C.2053   
D.2056

A.16   
B.17    
C.14    
D.15

A.10   
B.9    
C.19    
D.7

A.7 
B.6  
C.5  
D.4

A.\(\dfrac{{{e^2} - 1}}{e}\).
B.\(\dfrac{{{e^2} - 1}}{{2020e}}\). 
C.\(0\).  
D.\(\dfrac{{{e^2} - 1}}{{2019e}}\).

A.\((P):x + 2y + 3z - 8 = 0\). 
B.\((P):\dfrac{x}{1} + \dfrac{y}{2} + \dfrac{z}{1} = 1\).
C.\((P):x + y + z - 4 = 0\). 
D.\((P):x + 2y + z - 6 = 0\).

A.\({d_1}:\,\,\dfrac{{x + 7}}{2} = \dfrac{y}{2} = \dfrac{{z + 12}}{1}\)
B.\({d_2}:\,\,\dfrac{{x - 1}}{2} = \dfrac{{y - 2}}{2} = \dfrac{{z - 4}}{1}\)
C.\({d_3}:\dfrac{x}{2} = \dfrac{y}{2} = \dfrac{z}{1}\)
D.\({d_4}:\,\,\dfrac{{x - 5}}{2} = \dfrac{{y - 3}}{2} = \dfrac{{z - 12}}{1}\)