matlab - add a fixed number as a column to a matrix? -

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If 

  A = [1 2 3; 2 3 4; 5 6 7; 3 4 5]

How can I use Matlab as a column by adding a certain number of 10 to A: 

  A = [1 2 3 10; 2 3 4 10; 5 6 7 10; 3 4 5 10]   
 
 
 As already mentioned in the comment, an easy And the best way to do this:  
  A (:, end + 1) = 10

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