Question: MATLAB exercise Consider the matrix A = [2 4 1; 6 7 2; 3 5 9], and provide the commands to 1. Extract the 1st

MATLAB exercise

Consider the matrix A = [2 4 1; 6 7 2; 3 5 9], and provide the commands to 1. Extract the 1st row of A and save it in xl. 2. Extract the 2 last rows of A and save them in x2. 3. Change the value of the central element to (-1). For the tanib

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