Question: Find A by forming [A | and then using row operations to obtain [! | B], where A = [B]. Check that AA = |

Find A" by forming [A | and then using row operations to obtain [! | B], where A = [B]. Check that AA = | and AT A=1. 1 - 1 - 1 A = 0 -2 -1 -2 -3 0 . . . Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A O A. (Type an integer or a simplified fraction for each matrix element.) O B. The matrix does not have an inverse.a. Write the linear system as a matrix equation in the form AX = B. b. Solve the system using the inverse that is W/ N w / - 0 given for the coefficient matrix. A = 3x - 2y - 2z = - 2 1 1 0 3x - y - 2z = -5 0 - 1 1 3x- y-Z = -7 X a. AX = B - Z (Type an integer or a simplified fraction for each matrix element.) b. The solution set is D3

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