a b 1 Use the fact that if A= d-b then A cd ad-bc C a to find the inverse of the given matrix, if possible. Check that AA1-12 and, - A= 2 3 -2 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A1= A. (Type an integer or a simplified fraction for each matrix element.) OB. The matrix does not have an inverse.