Question: Write a java program that includes two classes First class named MatrixSum. Define in this class a method sumMArr(double[][] m) that will sum all the

Write a java program that includes two classes

First class named MatrixSum. Define in this class a method sumMArr(double[][] m) that will sum all the numbers in a given two-dimensional array and display the summation.

Second class named Test that include a main method. In the main method the user will be asked to enter values of 3-by 3 matrix as row by row. All values will be saved in a two-dimensional array. sumMArr should be called to calculate the sum of the entered matrix

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