Question: Matlab Problem (a) Write a function y = Count_var(x,M) that returns the times of the variable x appearing in the matrix M. (b) Write a

Matlab Problem Matlab Problem (a) Write a function y = Count_var(x,M) that returns the

(a) Write a function y = Count_var(x,M) that returns the times of the variable x appearing in the matrix M. (b) Write a function N = Delete_var(x,M) that returns a matrix N by deleting every column of the matrix M that contains the variable x

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