Question: Decide whether the matrices in Problems 13-15 are invertible. If they are, find the inverse matrix. Do the computations with paper and pencil. Show all

Decide whether the matrices in Problems 13-15 are invertible. If they are, find the inverse matrix. Do the computations with paper and pencil. Show all your work. 2 2 3 Problem 13. (2.4/2) Problem 14. (2.4/4) 1 3 2 Problem 15. (2.4/6) 0 2 0 0 0

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