Find the values of x, y, z if the matrix 
0
2
A
y
z
x
y
z
x
y
z




=
−




−


 satisfy the equation
A′A  = I 4 For what values of x : [
]
1
2
0
0
1
2
1
2
0
1
2
1
0
2
x

  

  

  

  

  
 = O 5