Using Matlab and give me the Matlab code 1. Set matrix M=[3 2 1; 6 5 4; 9 7 8 ], try to answer the following questions

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Using Matlab and give me the Matlab code
1. Set matrix M=[3 2 1; 6 5 4; 9 7 8 ], try to answer the following questions in order:
Each sub-problem is operated independently using the original matrix M.
(a) (5%) Extract the elements in the 3rd column and the 1st row of matrix M.
(b) (5%) Extract the first and second elements of the second column in the matrix M
(c) (5%) Take all elements in column 2 of matrix M.
(d) (5%) Extract the first and third elements of the last column of matrix M.
(e) (5%) Add a row vector of all zeros to the rightmost edge of matrix M.
(f) (5%) Delete the last row of matrix M.
(g) (5%) Extract the elements from the Ist to the 2nd rows in the Ist to the 2nd columns of the matrix M.