Answers

2016-04-11T19:53:24+05:30
Just write the number from top to bottom. You can get your inverse matrix

[2
 5
 1
 3]
0
2016-04-11T20:05:48+05:30
Inverse of a matrix refers to interchange of rows with column and vice versa
hence inverse of the matrix of  [2  5  1  3] is given as
      [2
       5
       1
       3]
1 5 1