Question: If M = D be a partitioned invertible matrix where A, B, C and D are 2 x 2 matrices. Then its inverse is

If M = D be a partitioned invertible matrix where A, B,

If M = D be a partitioned invertible matrix where A, B, C and D are 2 x 2 matrices. Then its inverse is A+ AB(D-CA-B) 'CA [^ -(D-CAB) CA- Using this formula find the inverse of the matrix. -A-B(D-CA-'B) (D-CA-B)-

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