Key concept: Matrices

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Across
  1. 3. mxn
  2. 6. Each number in the matrix.
  3. 8. a method for solving SLE.
  4. 9. The matrix whose determinant is equal to zero.
  5. 10. a method to find determinant of a square matrix.
  6. 11. transpose of a cofactor matrix.
Down
  1. 1. A square matrix whose transpose is equal to the given matrix.
  2. 2. an equal number of row and column.
  3. 4. The first non-zero number from the left (the “leading coefficient“) is always to the right of the first non-zero number in the row above.
  4. 5. A matrix is a _____ array of numbers arranged in rows and columns.
  5. 7. part of the matrix remaining after excluding the row and the column containing that particular element.