Question: 7. (10 points) Consider the matrix [i i] (13) Give a one sentence reason why A'1 exists and then nd A'l. (a) Find the determinant

 7. (10 points) Consider the matrix [i i] (13) Give a

one sentence reason why A'1 exists and then nd A'l. (a) Find

7. (10 points) Consider the matrix [i i] (13) Give a one sentence reason why A'1 exists and then nd A'l. (a) Find the determinant of A. (C) Give an example of a 2 x 2 matrix B where all it's elements are distinct numbers and B'1 does not exist. Give a one sentence reason why your 3'1 does not exist. 8 3 2 0 2 8. (10 points) Multiply [_1 10 _1] - 7 0 Show your work! 1 5 1 3 9. (10 points) Find the eigenvalues of [4 2 eigenvalue. 1 and nd an associated eigenveetor for each

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