a) Solve the system using Gaussian Elimination Ax=b A= 1 2 3 245 35 6 b)...

 

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a) Solve the system using Gaussian Elimination Ax=b A= 1 2 3 245 35 6 b) Solve by finding A-1 if it exists and calculating r = c) Find the LU decomposition of A. A-1b Then find the inverse of L and U respectively and use this to express A-1 as a product of these. (Recall the inverse of a product) a) Solve the system using Gaussian Elimination Ax=b A= 1 2 3 245 35 6 b) Solve by finding A-1 if it exists and calculating r = c) Find the LU decomposition of A. A-1b Then find the inverse of L and U respectively and use this to express A-1 as a product of these. (Recall the inverse of a product)