(a) Use for-end loops to create a 47 matrix in which the value of each element is the sum of its cubic indices (the row number and column number of the element). For example, the value of element A(2,5) is 133. Show the script file and the result of the matrix A.

(b) Use for-end loops and if-end to count how many elements in the matrix A have the value greater than or equal to 30. Show the script file and the total number of counted elements.

Answer: (a) Script file:

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(b) Script file:

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