Which options use the correct LaTeX delimiters and are formatted properly? Select all that apply

Which options use the correct LaTeX delimiters and are formatted properly? Select all that apply

option 1  \\[x = 10\\]

 

option 2  $x = 10$

 

option 3        \\[

                        x = 10

                     \\]

 

option 4   \\(x = 10\\)

 

option 5   \(x = 10\)

 

option 6      $$

                 x = 10

                $$