Question: 1 3 5 Let A = 3 1 2 2 2 3 a) Find A using the cofactor method. No credit will be given if

1 3 5 Let A = 3 1 2 2 2 3 a) Find A using the cofactor method. No credit will be given if a different method is used to find A b) Use the results of part a to solve the following system: x1 + 312 + 5X3 - - 1 3x1 + 12 + 2x3 = 2x1 + 2x2 + 3x3 - 2

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