• Matrix 1-3 Review
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  • Solve. Write "Undefined" if applicable
    [2 9 7] [-1 -7 12]
  • Solve. Write "Undefined" if applicable
    [-5] [5] [-7]
  • Solve. Write "Undefined" if applicable
    [-3 4] [ 12 -3] [ 7 -9]
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